Câu số 1:  

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

It is necessary and required that dental technicians and others who work with X-rays limit their exposure to these highly penetrating rays.

Câu số 2:  

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

In a survey of suburban homeowners, a lawn-mower was rated one of the most important equipments.

Câu số 3:  

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

Walking reduces depression and anxiety, lessens stress, self-esteem is raised, and increases energy.

Câu số 4:  

Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the other three in the position of primary stress in each of the following questions.

Câu số 5:  

Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the other three in the position of primary stress in each of the following questions.

Câu số 6:  

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions.

We haven't received any reply to our letter. It is such an insult.

Câu số 7:  

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions.

Pete had acquired the money through hard work. He was reluctant to give it away.

Câu số 8:  

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

In 2018 there was a craze for Bitcoin mining in Vietnam due to the belief that it would bring impressive profits.

Câu số 9:  

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

If Jeff Bezos and his wife split their assets equally. MacKenzie could become the richest woman in the world overnight.

Câu số 10:  

The writer says that in the past            .