Trong hình bình hành ta có:

A. Hai cạnh đối song song           B. Hai đường chéo bằng nhau

C. Các cạnh bằng nhau               D. Mỗi góc ở đỉnh đều là góc vuông

Câu 6. Tập hợp nào chỉ gồm các số nguyên tố?

A.{1;2;5;7}                   B.{3;7;10;13}

C.{13;15;17;19}           D.{3;5;7;11}

Chia động từ trong các câu sau ở thì hiện tại đơn hoặc thì hiện tại tiếp diễn.

. Sắp xếp từ thành câu hoàn chỉnh

Dùng từ gợi ý , viết thành câu hoàn chỉnh ở thì Hiện tại tiếp diễn.

. Chia các câu sau ở thì hiện tại tiếp diễn.

1. They (go) to school.

2. Lan and Hoa (have) breakfast.

3. My father (read) a book.

4. The students ( do) their HW.

5. They (brush) their teeth.

6. Mr and Mrs Smith (travel) to Hanoi.

7. My sister (not do) her homework. She (sleep)

8. His parents (not work) in the factory. They (do) the gardening.

9. The girl (not do) the housework. She (watch) TV.

10. Nga (read) a book now?

11. They (play) a game in the yard?

12. The children (wash) their clothes?

13. Your mother (travel) to Danang now?

14. What Mr Hung (read) now?

        He (listen) to the radio.

15. She (travel) to work by car?

Chia động từ trong ngoặc ở thì Hiện Tại Tiếp Diễn:

1. They (meet) ____________their teacher at the moment.

2. We (visit ) _____________the museum at the moment.

3. John (not read) ________ a book now.

4. What______you (do) ________ tonight?      

5. Silvia  (not listen) ________ to music at the moment.

6. Maria  (sit) ________ next to Paul right now.                       

7. He_______always (make) ________ noisy at night.

8. Where  your husband (be) ________?

9. My children (be)_____ upstairs now. They (play)______ games.

10. Look! The bus (come)________.

9. He always (borrow) _________me money and never (give)_________back.

10. While I (do)__________my housework, my husband (read)___________ books.

11. He ( not paint)______________ his pictures at the moment                                

12. We ( not plant) ______________the herbs in the garden at present

13. ________They ( make)___________ the artificial flowers of silk now?                                  

14. Your father ( repair)______________your motorbike at the moment                 

15. Look! The man ( take)______________the children to the cinema.       

16. Listen! The teacher ( explain) ______________a new lesson to us.       

17. Ba ( study) __________________Math very hard now.                                                   

18. We ( have) ______________dinner in a restaurant right now.                

19. I ( watch) ______________TV with my parents in the living room now.            

2)    Những động từ  không chia ở HTTD

Put the verbs in brackets into the present continuous.

1. My mother_________________(bake) a cake in the kitchen at the moment.

2. Where _________________(you/ meet) Tim next week?

3. We _________________ (not cook) dinner this evening because we’re eating out.

4. _________________(Tom/ drive) to work right now?

5. I’m sorry. I don’t have time. I _________________ (mow) the lawn.

6. David _________________(not fly) to Chicago tomorrow.

7. _________________ (they/ give) a party next Sunday?

8. The students _________________(not study) at the moment. It’s break time.

9. The band _________________ (visit) Denmark next May.

10. Which hotel _________________(your family/ stay) at now?

Complete the second sentence so that it has the same meaning as the first.

1. What is your favorite subject?

→ What subject ______________________________________________

2. There are 35 students in my class.

→ My class _________________________________________________

3. Mai live near her school.

→ Mai’s house isn’t __________________________________________

4. Mary plays the piano very well.

→ Mary is good ______________________________________________

5. Do you like physics?

→ Are you interested __________________________________________

6. The school has a computer room and a library.

→ There ____________________________________________________