Câu hỏi: Neil Armstrong was the first person…………………….on the moon.

A. has walked

B. to walk

C. walks

D. walks to

Câu 1: Ivan was the last person…………… at the party.

A. to arrive

B. arrived

C. arrives

D. was arriving

Câu 2: Sarah is a lazy-student who doesn’t …………..do her homework.

A. daily

B. never

C. usually

D. monthly

Câu 3: It's………….. cheaper to buy things on sale

A. always

B. never

C. daily

D. monthly

Câu 4: I read the book…………………seeing the movie

A. by the time

B. as soon as

C. before

D. behind

Câu 5: It’s been snowing……………………last night.

A. as soon as

B. while

C. by the time

D. since

Câu 6: Temperature, the simplest weather element to measure, is probably……………. used than any other kind of data.

A. more frequently

B. most frequently

C. as frequently

D. frequently