A: "I didn't know you could play the guitar so well, Toan. Your tune was lovely!" B:  " ________"

In some countries many old-aged parents like to live in a nursing home. They want to ________  independent lives.

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

(A) Hardly he had entered (B) the office when he realized (C) that he had (D) forgotten his wallet

I need time to think about   ________ offer you gave me.

The more you practise your English, ________.

You won't know what to do ________  you listen carefully.

Not much happened yet,   ________ ?

Mark the letter A, B, C or D on your answer sheet to indicate the word or phrase that is CLOSEST in meaning to the underlined part in each of the following questions.

Water and fresh air are very necessary for every living thing.