摘要：All students seemed completely after the trip. A. tire, tire B. tied, tiring C. tired, tired D. tiring, tiring
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We are not surprised at all, because it is very ________ among young people．
- A.usual
- B.popular
- C.common
- D.ordinary
________ with thesize of the whole earth, the highest mountain doesn’t seem high at all.
- A.Whencompared
- B.To compare
- C.Whilecomparing
- D.Itcompared