Câu hỏi: 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 1: I wonder __________.

A. where he has gone

B. has he gone where

C. where has he gone

D. he has gone where

Câu 2: DO YOU DRINK TOO MUCH COFFEE?

A. A letter

B. A table

C. An article

D. A memo

Câu 3: Which is not a problem for an unprepared man in a hot desert?

A. Sandstorm

B. Loss of water

C. Irrigation 

D. Heatstroke

Câu 4: Which sentence is true?

A. No one can survive in both hot and cold deserts.

B. Modern technology makes deserts more hospitable.

C. In the United States, all deserts are quite uninhabited.

D. There are no deserts in Israel. 

Câu 5:  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 6: Not drinking enough water is a problem for ________.

A. coffee drinkers

B. doctors

C. officers

D. workers