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【单选题】
目前国际上使用最广泛的商品分类是( )。
A.
《商品名称及编码协调制度》
B.
《国际贸易标准分类目录》
C.
《海关进出口税则》
D.
《海关合作理事会商品分类目录》
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【单选题】车门板上有一条很长的划痕,其中直接损伤的比例是( )。
A.
0.8
B.
0.5
C.
10.00%~50.00%
【单选题】The scientific study shows that once _____ cigarettes, one will find it hard to get out of it. [     ]
A.
lost to
B.
concentrated on
C.
impressed on
D.
addicted to
【单选题】I found ____ hard to get out of bed on cold winter mornings.
A.
that
B.
this
C.
it is
D.
it
【单选题】Don't expect to get rich without hard work.
A.
You can't get high pay for the job.
B.
You must work hard to make bigm Tapesi
C.
You can't be as rich as others.
D.
It's hard to know the rich.
【单选题】Don’t get that ink on the shirt, for it _____.
A.
doesn’t wash out
B.
won’t be washing out
C.
isn’t washing out
D.
won’t wash out
【单选题】It's hard to get cigarettes out of Hollywood because _____.
A.
Harvard believed that it is not easy to get cigarettes out of movies.
B.
directors are reluctant to do so.
C.
Hollywood needs smoke incident to attract audiences.
D.
the relation between cigarette makers and Hollywood is complex.
【单选题】胡萝卜素在体内可转化为
A.
维生素A
B.
维生素B
C.
维生素E
D.
维生素K
【单选题】胡萝卜素在体内可转化为?
A.
维生素A
B.
维生素B
C.
维生素C
D.
维生素D
【单选题】胡萝卜素在体内可转化为
A.
维生素A
B.
维生素B1
C.
维生素B2
D.
维生素D
【单选题】胡萝卜素在体内可转化为
A.
维生素A
B.
维生素B 1
C.
维生素B 2
D.
维生素E
E.
维生素C
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