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【单选题】
下述哪一种碱基存在于 RNA不存在于DNA中A.
G
B.
C
C.
A
D.
U
E.
以上都不是
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举一反三
【单选题】In a rare display of self-criticism, he accepted blame for any mistake by the leadership and pledged to ______ them.
A.
rectify
B.
revise
C.
rewrite
D.
amend
【单选题】All the people ______ treatment protested that the medical fee was too high to be acceptable.
A.
of
B.
on
C.
with
D.
under
【单选题】Taking photographs of individuals in private places without their consent is not acceptable，unless__________ by the public interest.
A.
justified
B.
freed
C.
pardoned
D.
forgiven
【简答题】阅读表达 阅读下面的短文,并根据短文后的要求答题. [1]Perhaps you are an average student with average intelce.However,you can receive better grades if you want.Yes,even students with average intelce can be top stude...
【简答题】阅读下面短文，并根据短文后的要求答题（请注意问题后的字数要求）。 [1]Perhaps you are an average student with average intelce. However, you can receive better grades if you want. Yes, even students with average intelce can b...
【简答题】He’s devoted his whole life to the __________ (protect ) of the rare animals.
【单选题】What will a physician probably do in the future if he encounters a difficult and rare disease?
A.
He will refer to other treatments on similar disorders via the internet.
B.
He will brainstorm on it and try to cure the patient.
C.
He will resort to the deterministic science of genomics.
D.
He will freeze the case and wait for new cures to deal with it.
【单选题】He is a businessman, and goes to the concert on the rare _____.
A.
condition
B.
situation
C.
occasion
D.
occasions
【单选题】He transplanted the rare flowers to the botany garden_______it was the best time for them.
A.
where
B.
when
C.
until
D.
that
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