Câu hỏi: The chief of police………work is very important takes care of the public safety. 

A. who

B. which

C. whose

D. whom

Câu 1: "How do you know this is the right plane?" - "The ticket agent said it would be at……….."

A. gate six

B. six gates 

C. sixth gate

D. the gate six

Câu 2: He became…….because the company which he worked for decided to close down. 

A. reluctant

B. relieved

C. recycled

D. redundant

Câu 3: "Did Amy's parents leave her any money?" - "No, she has to support……..now."

A. her

B. herself

C. all alone

D. on her own

Câu 4: I have had a headache…………….yesterday.

A. till

B. for

C. since

D. until

Câu 5: The students were all………….by the lion's roar. 

A. frighented

B. destroyed

C. bitten

D. collapsed

Câu 6: "When will you see John?" - "I am looking forward to…………him next summer." 

A. seeing

B. seen

C. being seen

D. see