Câu hỏi: I wonder __________.

A. where he has gone

B. has he gone where

C. where has he gone

D. he has gone where

Câu 1: Not drinking enough water is a problem for ________.

A. coffee drinkers

B. doctors

C. officers

D. workers

Câu 2: Rock Band

A. Complain about her son's friends 

B. Give advice to teenagers

C. Describe her son's hobby

D. Compare herself with her parents

Câu 3:  What does the writer say about the band members?

A. Their influence on her son worries her.

B. Their taste in music is different from hers.

C. They play their instruments well.

D. They avoid any contact with her. 

Câu 4: What is the passage mainly about? 

A. A doctor

B. A teacher

C. A dentist 

D. An artist 

Câu 5: Sandstorms               .

A. do no harm to machinery 

B. have effects only on the eyes

C. never lasts more than one hour

D. have bad effects on both human beings and machinery

Câu 6: When do many people drink coffee?

A. During breaks

B. At lunch

C. On their way to work

D. All of them are correct.