The ……. of this machine requires the latest techniques. 

Identify the error in each sentence: 

The production of different kinds of artificial materials are essential to the conservation of our natural resources.

Find the underlined part in each sentence that should be corrected: 

This class has cancelled because too few students had registered before registration closed.

Today's weather will be a .................... of yesterday.

Thuy Duong appreciated ..............  for her excellent study results.

............... Michelle tried hard, she didn't manage to win the competition.

Identify the error in each sentence: (A) The number of (B) time she spends (C) playing games (D) is increasing everyday.

Choose the correct answer to complete each following sentence by circling A, B, C or D. 

The board of directors will meet next Monday to examine the current hiring___.

Identify the one underlined word or phrase that must be changed in order for the sentence to be correct.

I wanted to complain about my boss but I didn't ........

There is an …. match between Vietnam and Lebanon on VTV3. 

Identify the error in each sentence: The goal of Chinese economic reform was to generating sufficient surplus value to finance the modernization of the mainland Chinese economy

Identify the error in each sentence: 

The purpose of the United Nations, broad speaking, is to maintain peace and security and to encourage respect for human rights.

The old woman wishes she _    time when she was young.

England ______ 2-2 with Germany in the first round.

I will stand here and wait for you  ...............   you come back.

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: 

As all of US cannot be available today, let's put off the discussion till later.

Chọn đáp án đúng để hoàn thành các câu sau:

There is plenty of money in our account, so those checks ________ to the bank today.

Choose the correct answer to complete each following sentence by circling A, B, C or D. 

Bentoc Shoes has a loyal customer base ------it provides high-quality service.

Identify the error in each sentence: 

You should stop to smoke because it is very harmful to your health

All staffs are not allowed to use their personal mobile phones during ______ hours.

The police thought they would find the man they were looking for at the hotel, but he had __________ the day before.