题目
A.Trans-polyisoprene is more readily packed and crystallizable, and has properties of crystalline polymers
B.Cis-polyisoprene is more readily packed and crystallizable, and thus has properties of crystalline polymers
C.Trans-polyisoprene is tougher and harder than cis-polyisoprene
D.Cis-polyisoprene is tougher and harder than trans-polyisoprene
第1题
A.Trojan horse
B.Phreaking
C.Spoofing
D.SYN flood
第2题
A. when
B. which
C. why
D. for that
第3题
A.A. Focus on accuracy.
B.B. Focus on strategies.
C.C. Focus on fluency.
第4题
A.beautiful
B.much beautiful
C.more beautiful
D.beautifuler
第5题
A.The ones who had the best grades.
B.The ones who came from wealthy families.
C.The quieter ones who didn’t have the best grades.
D.The ones who wanted to get married and start a family.
第7题
A.many among
B.many in which
C.many ones of which
D.many of which
第8题
A.where
B.which
C.that
D.such
第9题
A. that
B. those are
C. which is
D. the ones
第10题
A.Basketball
B.Volleyball
C.Baseball
D.Football
第11题
A.uk.
B.visiting
C. visit
D.visited
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