Câu hỏi:

Choose the underlined part that needs correcting

It was in 1971 that  transatlantic supersonic transportation became commercially availability

A. that

B. B. supersonic

C. became

D.  availability

Câu 1:

Face ID, which is an Apple's security technology for iPhone X, permits users _____ their devices just by looking at them.

A.  unlocking

B.  unlock

C.  of unlocking

D.  to unlock

Câu 2:

Choose the sentence that best combines the two given

He died in 1960. He received the bravery award in 1970.

A. After his death, he received the bravery award in 1970.

B. He died in 1960 so he received the bravery award in 1970.

C. Before his death, he received the bravery award in 1970.

D. Because he died in 1970, he received the bravery award in 1970.

Câu 3:

Choose the word which is different from the others in the position of the main stressed syllable

A. mechanical

B. confidence

C. biography

D. eradicate

Câu 4:

Last summer, we ___ to travel to Phu Quoc, which is considered the pearl island of Vietnam.

A. don't mind

B. suggested

C. enjoyed

D. decided

Câu 5:

Don't put off doing your homework until tomorrow. Do it right now, _____?

A.  do you

B.  don't you

C.  will you

D.  aren't you

Câu 6:

They say that warm sea surface temperatures help intensify tropical storms.

A. It was said that warm sea surface temperatures help intensify tropical storms.

B. It is said to help intensify tropical storms by warm sea surface temperatures.

C. Warm sea surface temperatures are said to help intensify tropical storms.

D. Warm sea surface temperatures is said to have helped intensify tropical storms.