Câu hỏi: .……………silly mistake!

A. what

B. what a

C. how

D. how a

Câu 1: The man ______ was speaking to us was very tall.

A. who

B. which

C. whose

D. whom

Câu 2: The dog ________ you if it hadn´t been tied up.

A. would bite

B. will bite

C. would have bitten

D. bites

Câu 3: The books are heavy. ______ can't carry them.

A. She

B. Her

C. Herself

D. Hers

Câu 4: Jack: What time does it finish? - Tom: ___________

A. On Thursday

B. I’m not sure

C. It takes 15 minutes.

D. Next week

Câu 5: _____ she was very tired, she helped her brother with his homework.

A. Because

B. whether

C. Although

D. so

Câu 6: The people ______ flight was cancelled were upset.

A. whose

B. which

C. whom

D. that