Câu hỏi: When are you leaving __________ Singapore? This week or next week?

A. for

B. to

C. from

D. of

Câu 1: Mozart died ________ Vienna in 1791 _________ the age of 35.

A. in / on

B. in / at

C. at / in

D. of / for

Câu 2: Vietnam carried _________an intensive program for its athletics, which included training in facilities, both home and abroad.

A. for

B. at

C. out

D. of

Câu 3: Governments have enacted laws to protect wildlife ________commercial trade and overhunting.

A. from

B. without

C. for

D. at

Câu 4: Maintaining biodiversity is important _______ us in many ways.

A. in

B. for

C. from

D. by

Câu 5: It is important to have someone that you can confide ________.

A. up

B. in

C. at

D. with

Câu 6: His father used the money he won to set_________ his own company.

A. down

B. up

C. at

D. in