Câu hỏi: .................... us with the vocabulary exercises.

A. Our teacher helps

B. Always helps

C. Our teacher

D. Helps to

Câu 1: The world wouldn’t be a better place ............... more people respected English teachers.

A. if 

B. unless

C. except

D. when

Câu 2: The articles that John has written .................. difficult to understand.

A. has been

B. was

C. are

D. is

Câu 3: The clothes in those boxes ............. to my sister.

A. belong

B. was belonging

C. is belonging

D. belongs

Câu 4: When you are first learning to type, the task seems hopeless. ...................., you are often tempted to give up.

A. For example 

B. In fact

C. But

D. However

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

A. Ate we

B. We ate

C. Ate

D. We

Câu 6: ...................... known as an industrial center, Hartford was the home of manufacturers of firearms,typewriters, bicycles, and even cars.

A. Although

B. Because

C. Once

D. Owing to