Câu hỏi: 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 1: The government has released some ................... data showing how schools arenot providing an adequate education to our children.

A. shocking

B. shock

C. shocked

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

A. watched

B. watching

C. were watching

Câu 3: ................  I can’t go to the conference as I’ve got to do to Sydney on business.

A. Frankly 

B. Unfortunately 

C. Personally

Câu 4: ………… people live in the countrysidethan 100 years ago.

A. Less

B. Few

C. Fewer

Câu 5: These drugs are the best medicine available as a treatment at the moment, ............ they are expensive, unfortunately.

A. although

B. because

C. so

Câu 6: The University of St Andrews.............. is the oldest university in Scotland.

A. which was founded in 1413

B. which was founded in 1413

C. that was founded in 1413