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【单选题】
【科学知识】根据爱因斯坦的光量子理论,红光和紫外光的光子能量是不同的,并且( )。A.
红光的光量子能量大
B.
紫外光的光量子能量大
C.
不好说，与光的强度有关
D.
不好说，与光照时间长短有关
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举一反三
【单选题】Television ______ a strong ______ children.
A.
is...influence on
B.
has...influence on
C.
is...influence to
D.
has...influence to
【单选题】Other students joined in the protest， and _______ a large crowd gathered outside the building。
A.
after all
B.
as soon as
C.
long before
D.
before long
【单选题】Why were the hostages held?
A.
To protest a decision by Nigeria's government.
B.
To protest new policies by Shell oil company.
C.
To place a new council.
D.
To pr the opposing ethnic group.
【单选题】When concerned parents protest the excessive or violence on television, they often seek control of television from some outside agency. Our research, however, suggests that the most effective cont...
A.
find that their children like to watch those or violence TV programs
B.
hope that school or society can do something to control bad TV programs
C.
feel that they can exert some influences on their children at home only
D.
realize that there is a generation gap between them and their children
【单选题】The collecting bank will make a protest only when ( ).
A.
the documents are rejected
B.
a case of need is nominated
C.
specific instructions concerning protest are given
D.
protective measures in respect of the goods are taken
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