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TV
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DB
18 tháng 12 2021 lúc 18:54

21. Hoa looks red. She was outdoors yesterday. Perhaps she has _______                                                  

A. flu                           B. sunburn                   C. spots                       D. stomachache

22. My family has decided to use _________ electricity by using more solar energy instead.                     

A. more                       B. less                          C. much                       D. fewer

23. I ............... playing board games interesting because I can play them with my friends.                         

A. find                                    B. think                       C. say                          D. tell

24. Circle the word that has the underlined part pronounced differently from the others.                          

A. curl                         B. keen                        C. city                         D. cook

25. I …………….. Nha Trang when I was a child.                                                                                      

      A. visit                              B. visited                     C. will visit                  D. have visited

26. He …………… to the USA so far.                                                                                                         

      A. is                                   B. was                         C. will be                     D. has been

27. Americans eat a lot of junk food, ………….junk food causes obesity.                                                  

      A. but                                B. and                         C. so                            D. because

28. Tim: I feel itchy and my nose is running. Doctor: ………………………..                                            

      A. Wash your hair more.                                       B. I think you have the flu.

      C. Drink more water. Eat less meat                      D. I think you have a stomachache.

29. Pick out the word whose main stress is placed differently from the others.                                           

      A. allergy                          B. headache                C. temperature           D. obesity 

30. Choose the word that has the underlined part pronounced differently from the others.                        

      A. cold                              B. curly                       C. ocean                     D. clothes

31. -“What would you like to drink now?”    - “_______________.”                                                          

            A. No, thanks              B. Yes, please             C. I like to do nothing            D. Orange juice, please

32. All of us enjoy _______ to classical music.                                                                                             

            A. listen                       B. listens                     C. listening                  D. listened

33. She worked very hard,  _______she passed all  her exams.                                                                    

A. because                   B. and                         C. so                            D. but

35. -“ Would you like me to turn off your computer?                                                                                   

    - “ ______________. I’ll do it myself”

            A. No, thanks              B. Yes, please             C. Don’t do it             D. Of course

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DB
18 tháng 12 2021 lúc 18:57

I. Put the verbs in the correct form.
1. I enjoy (fish) ........................fishing.......................... because it (be) ……is………….… relaxing.                       
2. Jane will play chess after she (finish) …………finishes………………. school.                                                  

3. What ……………does……… your mother often (do) ………do………………at weekends?                         

4. I think, in the future people (not play) ……………won't play…………………… individual games.                    

5. We find (arrange) ………arranging……………… flowers interesting because it (help) ………helps……… us relax. 

6. I (not collect) ………….won't collect……………………… dolls when I grow up.                                                   

7. She often (go) ..........goes............... to the market with her mother every weekend.                                       

8. We (visit) ...........will visit.......... Hue next month.                                                                                                            

9. My younger sister (collect) ........collected......... dolls two years ago.                                                                     

10. ..........Do........ you ever (do) ........do......... volunteer work ?                                                                           

 

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1P
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TP
26 tháng 12 2021 lúc 9:18

khôn lõi:)

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NT
26 tháng 12 2021 lúc 11:33

Câu 5: D

Câu 7: A

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PN
16 tháng 1 2022 lúc 16:46

QUAY CÓP RỒI

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PH
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NH
27 tháng 2 2017 lúc 21:28

5 đc ko?

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NB
31 tháng 10 2021 lúc 8:34

là sao ko hiểu lắm

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TP
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17
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NT
12 tháng 1 2022 lúc 19:14

a: Xét ΔAMC và ΔEMB có 

MA=ME

\(\widehat{AMC}=\widehat{EMB}\)

MC=MB

Do đó: ΔAMC=ΔEMB

b: Xét tứ giác ABEC có

M là trung điểm của AE

M là trung điểm của BC
Do đó: ABEC là hình bình hành

Suy ra: AC//BE

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H24
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H24
30 tháng 10 2021 lúc 12:05

mn giúp em vs ạ em cần gấp cảm ơn ạ 

 

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TC
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ND
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NT
14 tháng 7 2021 lúc 15:08

c) Ta có: \(\sqrt{\sqrt{x}+3}=3\)

\(\Leftrightarrow\sqrt{x}+3=9\)

\(\Leftrightarrow\sqrt{x}=6\)

hay x=36

Ta có: \(\sqrt{x-2\sqrt{x-1}}=2\)

\(\Leftrightarrow x-2\sqrt{x-1}-4=0\)

\(\Leftrightarrow x-1-2\cdot\sqrt{x-1}\cdot1+1=4\)

\(\Leftrightarrow\left(\sqrt{x-1}-1\right)^2=4\)

\(\Leftrightarrow\sqrt{x-1}-1=2\)

\(\Leftrightarrow\sqrt{x-1}=3\)

\(\Leftrightarrow x-1=9\)

hay x=10

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TW
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