Câu hỏi: The world wouldn’t be a better place ............... more people respected English teachers.

A. if 

B. unless

C. except

D. when

Câu 1: This film is for adult only;............., children under 18 cannot be allowed to enter the cinema.

A. otherwise

B. for

C. therefore

D. however

Câu 2: The price of oil .................last month.

A. fell

B. it fell

C. fell it

D. felt

Câu 3: The articles that John has written .................. difficult to understand.

A. has been

B. was

C. are

D. is

Câu 4: Exercising every day ...................... good for your health.

A. ere

B. he

C. were

D. is

Câu 5: .................. a lot of food at Jim’s house last weekend.

A. Ate we

B. We ate

C. Ate

D. We

Câu 6: Chicago ............... city in the Midwest.

A. is an important

B. an important is

C. important is

D. is it important