Tính khối lượng bằng gam của phân tử KNO3 ; nguyên tử sắt.Biết 1 nguyên tử Cacbon nặng 1,9926.10^-23 gam

* Word form:

1. The Magic Number aims to create favourable conditions for children to develop __________ and mentally. ( physic )

2. We all think that_______________ skills play a very important role in children’s life. ( organize )

3. Folk songs are usually________________ at ceremonies and festivals. ( perform )

4. ____________ often refers to age and social position not to wealth. ( senior )

I. Choose the best answer

1. “Stay calm. Everything will be alright” is used to__________________________

   A. give advice to s.b           B.  encourage s.b           C. empathise with s.b          D. assure someone

2. It might help to consider __________ on the good points of the presentation rather than only the  weak ones.           A.  thinking           B.  looking              C.  focusing                D. observing

3. “ I’m fighting with my sister again! I feel like we can never resolve our __________!”

  A. problem                B. situation                     C. decision                   D. conflicts

4. “Don’t act too quickly! You should consider both the good points and bad points in order to make ____________” My father advised me.

 A. informed decisions          B. effort          C. a good chance         D. a good idea!

5. People who are good at preparing food, doing laundry and chores, managing a small________ are of housekeeping skills.

   A. boundary             B. budget                C. emergency             D. operation

6. When there’re three or more generations living together in the same house, that’s___________ family.

    A. widen                     B. extended                        C. developed                    D. populated

7. I wish I______________ English instead of Chemistry.

    A. study                         B. studied                               C. am studying                          D. were studying

8. It is said that our customs and traditions are____________ danger of dying out.

     A. in                       B. on                        C. of                        D. at

IV/ a. Rewriting:

1. “Do you have a nice weekend, Hoa ?” asked Hoa’s friend.

- Hoa’s friend asked…………………………………………………………………………………..

2. What do you often do when you greet a person of seniority ? ( answer the question )

……………………………………………………………………………………………………….

3. Teenagers didn’t usually talk back their parents /teachers. ( using “used to + V)

-…………………………………………………………………………………………………………

4. You don’t entertain yourselves very much.

-  I wish………………………………………………………………………………………………