Câu hỏi: When you write your essays you ............. copy ideas from books without referencing them properly.

A. mustn’t

B. don’t have to.

C. have to

Câu 1: Scientists finally ............... find a curefor the disease after years of research.

A. managed to

B. can

C. could

Câu 2: 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 3: There were millions of people aroundthe world ............. the football match live on television.

A. watched

B. watching

C. were watching

Câu 4: Learning a foreign language is important because it helps you to understand othercultures better. …………. it can be auseful skill in many areas of work.

A. However

B. Despite this

C. In addition

Câu 5: If I didn’t have to work tonight, .................

A. I’d be able to relax now.

B. I’m able to relax now.

C. I’ll be able to relax now. 

Câu 6: The charity is trying to find ways tosave and ............ the world’sendangered animal species. 

A. the charity is trying to find ways to protect

B. to find ways to protect

C. protect