相去几何-翻一番是什么意思

(单选题) 1: The exhibition at the Shanghai Science and Technology Center （ ）such endangered animals as the giant panda and the Siberian tiger and describes the work being done to protect them.
A: detects
B: exploits
C: features
D: demonstrates

正确答案: C


(单选题) 2: Color-blind people often find it difficult to ( )from blue and green.
A: separate
B: compare
C: contrast
D: distinguish

正确答案: D


(单选题) 3: — How do you do? Glad to meet you.— __________________.
A: Fine. How are you?
B: How do you do? Glad to meet you, too.
C: How are you? Thank you!
D: Nice. How are you?

正确答案: B


(单选题) 4: With the shining water before you and the wind ( ), trees behind you, you can not help ( ).
A: blow...but feel relaxed
B: blowing... feeling relaxed
C: blown...but feel relaxing
D: blowing... but feel relaxing

正确答案: B


(单选题) 5: The changes our city （ ）in the past few years are little short of miraculous.
A: catalogued
B: underwent
C: inherited
D: furnished

正确答案: B


(单选题) 6: We must do well____________the boss assigns us to do.
A: that
B: whatever
C: whichever
D: those

正确答案: B


(单选题) 7: As she matured as an artist, she （ ） realize that "all artists are a product of their culture."
A: came to
B: kept to
C: took to
D: went to

正确答案: A


(单选题) 8: For traditional Chinese painters, fame and fortune come late, and it is （ ）for artists to hold their first exhibitions when they are over seventy years old.
A: hardly common
B: less frequent
C: not unheard of
D: just usual

正确答案: C


(单选题) 9: The school strives to treat pupils as individuals and to help each one to achieve their full （ ）.
A: curiosity
B: genius
C: advantage
D: potential

正确答案: D


(单选题) 10: Hi, is Mary there, please?— __________________.
A: Hold on. I'll get her.
B: No, she isn't here.
C: Yes, she lives here.
D: Yes, what do you want?

正确答案: A


(单选题) 11: NASA's Mars program was set back when two spacecraft failed up reaching Mars, one （ ）up in the planet's atmosphere and the other after a software failure.
A: burned; disappeared
B: burned; disappearing
C: burning; disappearing
D: burning; disappeared

正确答案: C


(单选题) 12: — Shall we sit up here on the grass or down there near the water?— __________________.
A: It’s very kind of you
B: No, I wouldn’t
C: Yes, please
D: Here you are

正确答案: A


(单选题) 13: The water gives up energy and becomes cooler____________the ice receives energy and melts.
A: when
B: while
C: for
D: because

正确答案: B


(单选题) 14: — Please help yourself to the seafood — ______________.
A: No, I can't.
B: Sorry, I can't help.
C: Well, seafood don't suit for.
D: Thanks, but I don't like the seafood.

正确答案: D


(单选题) 15: In social dan

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