Câu hỏi: You shouldn't spend all your time.....................

A. study

B. to study

C. studying

D. studied

Câu 1: No, you can’t go to holiday by yourself! You aren’t . . . . . . . . . . . . !

A. very old

B. too old

C. old enough

D. enough old

Câu 2: He enjoys _____ in the rain.

A. walk

B. walks

C. to walk

D. walking

Câu 3: According to the research reports, people usually ………….. in their sleep 25 to 30 times each night.

A. turn

B. are turning

C. have turned

D. turned

Câu 4: The World War II ………….. in 1939 and ………….. in 1945.

A. begins/ends

B. had begun/ended

C. has begun/had ended

D. began/ended

Câu 5: The sun . . . . . . . . . . . . . . . in the east.

A. rise

B. rose

C. rises

D. rising

Câu 6: He _____ to give up smoking since last week.

A. was trying

B. have tried

C. has tried

D. tried