Câu hỏi: It was hot, _________ I turned on the conditioner.

A. however

B. but

C. because

D. so

Câu 1: Air pollution, together with littering, are causing many problems in our large, industrial cities today.

A. are

B. industrial

C. problems

D. with

Câu 2: I and Kenny______ pen pal friends since I_______ Singapore.

A. are/ visit

B. were/ have visited

C. were/ visited

D. have been/ visited

Câu 3: Josh would never forget ________ by his parent through no fault of his own.

A. having scold

B. to have scolded

C. to be scolded

D.  being scolded

Câu 4: I don't mind ______ you ______ the washing up.

A. helping/ doing

B. help/ do

C. to help/ to do

D. helping/ do

Câu 5: They_________ Ho Chi Minh City last summer.

A. visit

B. will visit

C. have visit

D. visited

Câu 6: If I _______ just one year younger, I would be eligible for the scholarship.

A. am

B. will be

C. would be

D. were