Doubts about the greenhouse effect seem to center on the fact that ______.




A.past increase in carbon dioxide volume and global temperatures have often not corresponded
B.it is difficult to locate and identify carbon dioxide in the atmosphere
C.growing produce in greenhouses has been only marginally profitable
D.the earth is steadily cooling down

Why is Caesar important in calendar making?




A.He altered the number of days in the year.
B.He changed the length of the year.
C.He has a month named for him.
D.He extended summer.

Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following sentences.
One reason birds have been so successful is because of their able to escape from danger very quickly.




A.have been
B.because of
C.able
D.quickly

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the sentences provided.
Coach Park Hang-seo considers Van Toan to be a card game.
D.




A.Van Toan is considered to be a card game by coach Park Hang-seo.
B.Van Toan considers to be a card game by coach Park Hang-seo.
C.Van Toan was considered by coach Park Hang-seo to be a card game.
D.Van Toan considered by coach Park Hang-seo to be a card game.

(14)




A.site
B.place
C.effect
D.part

Last week, John did an essay very well, which was complimented.
- Teacher: “John, you've written a much better essay this time.”
- John: “……………..”




A.There’s no doubt about that.
B.You're welcome.
C.Don’t mention it.
D.Thank you. It's really encouraging.

Which of the following is NOT MENTIONED about non-degree students?




A.They need not submit transcripts.
B.They may be admitted after the deadline.
C.They must change their status during the first semester.
D.They may enroll for six credits hours.

Mark the letter A, B, C, or D on your answer sheet to indicate the answer that best completes each of the following sentences.
If I hadn't used my calculator, it _____ longer.




A.have had taken
B.would have taken
C.would take
D.will have taken

Mark the letter A, B, C, or D on your answer sheet to indicate the answer that best completes each of the following sentences.
College students quickly learn that they have a lot of responsibilities, some of _____ they alone must face.




A.whom
B.that
C.which
D.them

Mark the letter A, B, C, or D on your answer sheet to indicate the answer that best completes each of the following sentences.
Peter often has to _____ for making noise in class.




A.accuse
B.warn
C.blame
D.apologize