( Tìm 1 lỗi sai và sửa)

          Is its an orange? No, it isn’t.

VII. Complete the conversation. What does Sarah say to Alice? 
Alice: Hi Sarah, are you going to Grace’s party tomorrow? Sarah: (1) .......................................................... Alice: Oh, come on! It’ll be fun.  Sarah: (2) .......................................................... Alice: I’m driving, and there’s still space in my car.  Sarah: (3) .......................................................... Alice: I’ve bought one- we can say it’s from both of us.  Sarah: (4) .......................................................... Alice: Great- I’ll write my name on it. Shall I pick you up at 7 o’clock? Sarah: (5) .......................................................... Alice: Of course! By the way, I can’t stay too late at the party.  Sarah: (6) .......................................................... Alice: Me too! 
A. No problem- I have to work the next day anyway.  B. That’s fine. You know the way to my house, don’t you? C. How many people are going to be there? D. Oh, Ok then. How are you getting there? E. Great, I’ll go with you, then. What about a present? F. It’s quite an expensive one.  G. Thanks. I’ll give you some money for that, and I’ll get a card.  H. I haven’t decided yet.  

Ex 4:Find the mistake in each sentence

31. When will Sport Day be on your school?

a. when                             b. will                              c. be                                d. on

32. I am going to playing football with my classmate on this day.

a. am                                  b. playing                       c. going                          d. with

33. Where do Peter and Linda? –They are in the garden.

a. where                             b. are                            c. do                               d. in the garden

34. What you like to take part in the Sport day at school?

a. What                               b. take part in                       c. at                       d. like to

35. Do you like play computer games?

a. do                          b. play                      c. computer games                d. like

36. Why do you want play sport?

a. why                        b. do                          c. play                           d. sport

Ex 4:Find the mistake in each sentence

31. When will Sport Day be on your school?

a. when                             b. will                              c. be                                d. on

32. I am going to playing football with my classmate on this day.

a. am                                  b. playing                       c. going                          d. with

33. Where do Peter and Linda? –They are in the garden.

a. where                             b. are                            c. do                               d. in the garden

34. What you like to take part in the Sport day at school?

a. What                               b. take part in                       c. at                       d. like to

35. Do you like play computer games?

a. do                          b. play                      c. computer games                d. like

36. Why do you want play sport?

a. why                        b. do                          c. play                           d. sport

1. It’s evidence that this ocean is clean and environmentally_______. (pollute)

2. Diseases are primarily due to________ food and air. (contaminate)

3. While some Chemicals may be harmless others can cause________. (damage)

4. Life expectancy has gone down due to________ diseases caused by air pollution. (die)

5. In remote regions, the air is pure and the crops are free of ________ insecticides. (poison)

6. Some scientists warn that light________ damages people and animals. (pollute)

7. Many Chemicals have a________ effect on the environment. (damage)

8. The dumping of________ sewage into the sea is a source of ocean pollution. (treat)

9. A________ is a substance that makes something dirty, polluted, or poisonous. (contaminate)

10. Water pollution can lead to the________ of aquatic plants and animals. (die)