Câu hỏi: There must be _______ least one vowel in every English word.

A. at

B. on

C. in

D. upon

Câu 1: She'll come home ______ April.

A. on

B. in

C. at

D. for

Câu 2: The children are really excited _____ their summer vacation.

A. on

B. of

C. to

D. about

Câu 3: We are her to provide you _____ the best service possible.

A. of

B. with

C. to

D. for

Câu 4: Mrs. Liz was accused _______ having stolen the car.

A. of

B. with

C. in

D. upon

Câu 5: Please put your stuff away to make room ______ the new computer.

A. from

B. upon

C. about

D. for

Câu 6: I like to shower in the morning, but my roommate likes to shower ____ night.

A. at

B. on

C. in

D. with