听力原文:When did you buy this jacket?(A) About two weeks ago.(B) Any time now.(C) Yes, it
听力原文:When did you buy this jacket?
(A) About two weeks ago.
(B) Any time now.
(C) Yes, it's a little expensive.
(12)
A.
B.
C.
听力原文:When did you buy this jacket?
(A) About two weeks ago.
(B) Any time now.
(C) Yes, it's a little expensive.
(12)
A.
B.
C.
A、proteins and saccharides
B、lipids and DNA
C、DNA and RNA
D、proteins and DNA
A、By imitating other people’s habits and developing them in tough situations.
B、We adopted them when trying to cope with unfavorable conditions in our environment.
C、By learning from our angry parents.
D、By learning from our cultural habits.
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