Câu hỏi: She got a terrible mark in the exam so she ........ very hard at all.

A. mustn’t have worked

B. can’t have worked

C. didn’t work

Câu 1: Many children these days do not have ahealthy diet................ is possible thatthis is because less healthy foods are cheaper than healthy ones. 

A. What

B. That

C. It

Câu 2: Scientists finally ............... find a curefor the disease after years of research.

A. managed to

B. can

C. could

Câu 3: You should visit Bath. It’s ............ city.

A. a historical and interesting 

B. a historical interesting

C. an interesting historical

Câu 4: A recent government report has warnedthat ...................... we act immediately to reduce pollution, there will be serious consequences, for the planet.

A. provided that 

B. in case

C. unless

Câu 5: I’m aiming ........... a band 7 in IELTS.

A. on

B. for

C. to

Câu 6: What will you do if ................

A. you don’t get a good IELTS score?

B. you didn’t get a good IELTS score?

C. you won’t get a good IELTS score?