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 from 13 to 15

We have conducted exhausting research into the effects of wearing masks on slowing the spread of the coronavirus that causes COVID-19

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions from 23 to 37

To our ______, Geoffrey's illness proved not to be as serious as we had feared.

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 from 47 to 48

Jack and Jane are talking about the skills for teenagers. 

Jack: “______________” 

Jane: “Absolutely. They also encourage interest and interaction from others in your team.”

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions from 23 to 37

When ______ on July 4, 1789, the federal tariff was remarkably evenhanded.

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 from 13 to 15

The number of nature reserves have increased dramatically so as to protect endangered species

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions from 23 to 37

Shall we ______ across this field instead of going along the road? 

Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to the following questions from 8 to 10

It is now obligatory for visitors to leave umbrellas and sticks in the cloakroom.

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 from 11 to 12

It was the first time that we had been reunited since I had all my heart and soul upon her