Câu hỏi: Scientists have invented walls and windows that can block out the noise, which allows individuals to focus on their work without ________.

A. be disturbed

B. disturbing

C. being disturbed

D. being disturbing

Câu 1: My parents lent me the money. _________, I couldn’t have afforded the trip.

A. Therefore

B. However

C. Only if

D. Otherwise

Câu 2: Do you know that ________ longest river in ________ world is ________ Nile?

A. the/the/the

B. a/the/the

C. x/the/a

D. the/the/x

Câu 3: My little girl is tired now because she ________ all day.

A. studies

B. studied

C. has been studying

D. has studied

Câu 4: We gain more knowledge about how to stay safe online. We worry about the threats of cybercrime less.

A. The more knowledge about how to stay safe online we gain, the more we worry about the threats of cybercrime.

B. The more we stay online to gain safety knowledge, the less we worry about the threats of cybercrime.

C. The more knowledge about how to stay safe online we gain, the less we worry about the threats of cybercrime.

D. The more we know about how to stay safe online, we worry about the threats of cybercrime less

Câu 5: Learning the language in the country in which it is spoken is, of course, a________ more effective and faster process than studying in your own country.

A. lots

B. far

C.  so

D. very

Câu 6: The students complained that the teacher was inexperienced. 

A. The teacher was popular despite his inexperience.

B. The teacher was favored because of his inexperience.

C. The students praised the teacher for his inexperience.

D. The teacher was not supported for his inexperience.