I. Chia động từ:

1. How many people (be) are there in the party last weekend?

2. How often (do) does she (go) go shopping?

3. Where (be) were you yesterday?

- I (be) was at song fastival.

4. Trang and Binh (be) are playing hide- and- seek now.

5. Trang (like) likes playing badminton and (go) goes swimming.

\(\sqrt{\dfrac{-3}{4-5x}}\)có nghĩa \(\Leftrightarrow\)\(\sqrt{\dfrac{-3}{4-5x}}\)\(\ge\)0

\(\Leftrightarrow\) 4- 5x < 0

\(\Leftrightarrow\) -5x < -4

\(\Leftrightarrow\) x >\(\dfrac{4}{5}\)

 (7.n)¹⁹⁹² =7¹⁹⁹².n¹⁹⁹²=7².7¹⁹⁹⁰.n¹⁹⁹²=49.7¹⁹⁹⁰.n¹⁹⁹² chia hết cho 49

No messages have come for me, have they ?

=>There have not been any messages for me, have there?

bạn thy ngẫu nhiên đúng k ? lớp 6?

I went to Australia on a student program last year and I like to (26)_______you about it. I was very (27)_______when I knew I was going to Australia because I had never been there before. I didn’t think about the problems of speaking English (28)_______I met my host family. At first I couldn’t communicate with them because my English was so bad. All the five years I had been learning English wasn’t much used at all (29)_______we didn’t have real practice at school. Even though my grammar was good, my pronunciation wasn’t. My problem is (30)_______ ‘l’ and ‘r’. For example, Australian people often asked “What do you eat in Vietnam?” I wanted to tell them that we eat rice, but they didn’t understand when I said “We eat lice”…

26. A. say B. tell C. talk D. speak

27. A. exciting B. excites C. excited D. excite

28. A. after B. until C. when D. while

29. A. although B. even C. because D. so

30. A. pronouncing B. speaking C. reading D. telling