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【单选题】
Social Security in the U.S. is increased______.A.
before inflation occurs
B.
automatically as the living cost rises
C.
automatically as the living cost drops
D.
at the request of retired people
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举一反三
【多选题】关于SCOP分类层次描述错误的是
A.
Class包括5类，全α、全β、α/ β、α+β和其他；
B.
全α的Class可以进一步分为138种不同的Folds；
C.
Superfamily分类是4个分类层次中最难的一种
D.
SCOP分类层次包括Class、Architecture、Topology和Superfamily 4个层次
【单选题】The most important for us now is to what is to be done next.
A.
allow of
B.
reflect on
C.
feel like
D.
remind of
【简答题】Suppose it will rain , what is to be done? A B C D
【单选题】______ a man knows what is not to be done, will he succeed in doing what is to be done.
A.
What if
B.
If only
C.
As if
D.
Only if
【单选题】is to be done is to carry it out smoothly since the decision has been made.
A.
What; how
B.
Where; how
C.
When; what
D.
Where; what
【简答题】is to be done is to carry it out smoothly since the decision has been made. A．What; howB．Where; ho____is to be done is____to carry it out smoothly since the decision has been made. A．What; how B．Whe...
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