Mark the letter A, B, C or B on your answer sheet to indicate the underlined part that needs correction in each of the following questions.

(A) The effects of (B) cigarette smoking (C) has been proven to be (D) extremely harmful.

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.

Nam wanted to know what time _________.

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.

I have a message for people __________ by the traffic chaos.   

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.

In the last hundred years, travelling _________ much easier and more comfortable

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.

You ___ ring the bell; I have a key.

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.

Let's go over that report again before we submit it.

Mark the letter A, B, C or D on your answer sheet to indicate the word(s) CLOSET in meaning to the underlined word(s) in each of the following questions.

We have lived there for years and grown fond of the surroundings. That is why we do not want to leave.

Mark the letter A, B, C or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges.

“Shall we have a drink when you finish your talk?” “ _________”