What is the author’s main purpose in writing this passage?
A.To trace the career of Arnold Guyot.
B.To describe features of the undersea world.
C.To present the results of recent geologic research.
D.To discuss underwater ridges and volcanic chains.

Astronauts’ health is constantly checked by______
A.some medical devices 
B.some modern machines
C.a small monitor
D.a medical specialist

Mark the letter A, B, C or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions
Vietnam defeated Qatar in AFC U23 Championship semifinal. It marked a new episode in Vietnam’s football history
       
A.Vietnam defeated Qatar in AFC U23 Championship semifinal and marked a new episode in Vietnam’s football history.
B.Vietnam defeated Qatar in AFC U23 Championship semifinal that it marked a new episode in Vietnam’s football history.
C.Vietnam defeated Qatar in AFC U23 Championship semifinal then it marked a new episode in Vietnam’s football history.
D.Vietnam defeated Qatar in AFC U23 Championship semifinal, which marked a new episode in Vietnam’s football history.

(44)
A.hence         
B.however     
C.whereas     
D.otherwise

A.circles         
B.symptoms  
C.areas          
D.complaints

 I’d quite like to be able to have as much time off work as Mary does.
A. I wouldn’t mind being able to have as much time off work as Mary does.
B.l’d quite like to spend as much time working as Mary does.
C.I’d like to be able to work as much as Mary does.
D.l’d quite like to be at work as much as Mary does.

Give the correct tense or form of the verbs in brackets to complete the following sentences. (10 pts)
This is the first time I (read) _______a novel (write)________ by an English novelist.
A.have read /written
B.have read /wrote
C.had read /written
D.have read /had written

The three streets mentioned in this passage are different in that                                 .
A.they are in different cities.
B.the residents are of different ethnic backgrounds.
C.they have varying amounts of traffic.
D. the income levels of the residents vary considerably.

I’m not rich. I can’t help other people.
A.If I am rich, I can help other people.
B.If I were rich, I can help other people.
C. If I am rich, I could help other people.
D.If I were rich, I could help other people.

Mark the letter A, B, C, D on your answer sheet to show the underlined part that needs correction.
Public health (A) experts say that the money one spends avoiding illness (B) is less than the cost (C) of to treat (D) sickness.
A.Public health
B. illness
C.cost 
D.to treat