49. We’d better.. ...............or else we will never finish it in time.

A. get the ball rolling    B. the ball rolling    C. roll the ball    D. the ball to roll

53. It was rather silly of them to go to the sea without a ship to _______ radio.

A. beach            B. coast        C. bay            D. shore

54. Harriet was offered the job _______her linguistic abilities.

A. according to    B. on account of     C. owing to    D. as regard 

Choose the letter A, B, C or D to complete the sentences with given words

When/ we/ go/ back/ the bookstore, we/ buy/ book/ we/ wanted.

A. When we go back to the bookstore, we will buy the book we wanted.

B. When we will go back to the bookstore, we buy the book we wanted.

C. When we go back to the bookstore, we buy the book we wanted.

D. When we will go back to the bookstore, we will buy the book we wanted.

Choose the letter A, B, C or D to complete the sentences

- “I _______ you at 9 tomorrow morning. Will that be OK?”

- “At 9? No, I _______ shopping with my mother.”

A. phone-will go

B. am phoning- have gone

C. will phone-will be going

D. have phoned-am going

"What are the benefits of mobile phones in your life?"

Here is a sample writing. Find out all the mistakes in each sentence to complete the passage.

In the age of advanced technology, the mobile phone is one of the most widely used technologies and it plays an important role in our lives. The mobile phone will certainly bring about a lot of advantages. First of all, the cell phone is considered the quickest means of communication in our daily life, hence we can contact easily with our friends and our relatives whenever by calling or sending messages. Second, it is also a means of entertainment for people. For instance, we can listen to music and play games on mobile phones. Moreover, by using the latest apps for smartphones, we can access to the Internet to watch films, check out profile in social networks and update our status wherever we are. Finally, if we have a smartphone in hand, our studying will become more effective such as looking up dictionary, finding out many sources of reference on the Internet. 

In conclusion,it could be said thatmobile phone is an indispensable partin our life.However,we should know how to use it properly so that it will not have bad effects in our study.

In conclusion, it could be said that mobile phone is an indispensable part in our life. However, we should know how to use it properly so that it will not have bad effects on our study.

V. Choose the best answer to complete each sentences.

1. The man wanted to avoid ...... on security cameras.

a,to see b,seeing c, to be seen d, being seen

2. John had agreed......... me in his office.

a, to meet b,meeting c, to be meet d, beeing met

3. Peter decided ........ in for the exam.

a, go b. going c, to go d, to be gone

4. The plants wants ..... daily.

a, to water b, watering c, to be watered d, B và C

5. I tried ..... the bus , but I missted it.

a, to catch b, catching c, to be caught d, being caught

6. Will you remind me ....... this letter at the post office ?

a, being posted b, to post c, posting d, to be posted

7. I remember ..... my book on the table , but it is nowhere to be seen.

a, to put b, put c, putting d, being put.

8. Remember ....... of the lights bofore you leave.

a, to turn b, turn c, turning d, being turned.

9. I remember ...... the Queen in London.

a, meet b, to meet c, meeting d, to meeting.

10. A thief wanted to avoid ......... by the police.

a, to catch b, catching c, being caught d, to be caught

11. Shy peoply often find it diffcult to ............. group discussions.

a, get on with b, take place c, take part in d. get in

12. Lan promises ....... that book to me tomorrow.

a, to give b, give c, giving d, gave

Rearrange the sentences to make meaningful sentences

give/the present/tomorrow/we/him/will

A. Tomorrow we will give him the present.

B. We will tomorrow give hime present the.

C. Tomorrow we give will hime the present.

D. Tomorrow we will give the present him.