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【简答题】
(5)x 取大于 10 和小于 0 的数
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举一反三
【单选题】How long do you think it will be _______ scientists succeed in providing a cure for cancer?
A.
when
B.
after
C.
since
D.
before
【单选题】What did Henry succeed in persuading Revlon to do? 关于"succeed ","persuade"下列说法错误的是?
A.
succeed的名词形式为success
B.
persuade的名词形式为persuadsion
C.
successful是succeed的形容词形式
【单选题】__________ the producers of the “ red ” programs do a good job , Chongqing Satellite TV will succeed .
A.
As far as
B.
In case
C.
Even if
D.
So long as
【单选题】锉平直的平面,必须使锉刀保持( ),在推进过程中要使锉刀不出现上下摆动,就必须使锉刀在工件任意位置时前后两端所承受的力矩保持平衡。
A.
直线运动
B.
曲线运动
C.
锋利
D.
较快的锉削速度
【单选题】锉平直的平面,必须使锉刀保持 ( ) ,在推进过程中要使锉刀不出现上下摆动,就必须使锉刀在工件任意位置时前后两端所受的力矩保持平衡。
A.
直线运动
B.
曲线运动
C.
锋利
D.
较快的锉削速度
【简答题】锉削时两手的用力和锉削速度: 要锉出平直平面,必须使锉刀保持直线运动。锉削时右手的压力要随锉刀推动而 ,左手的压力要随锉刀推动而逐渐减小,回程 ,以减小锉齿的磨损。 速度:一般应在 次/分左右,推出时稍慢,回程稍快,动作自然协调。
【单选题】______ you'll be able to succeed mainly depends on ______ you do and ______ you do it.
A.
If; what; why
B.
Whether; how; why
C.
That; whether; how
D.
Whether; what; how
【单选题】I really do not know whether we can succeed, so do not expect ______.
A.
too much of us
B.
us too much
C.
of us too much
D.
us of too much
【单选题】I’d rather attempt to do something great and fail… than to do nothing and succeed!
A.
attempt
B.
attempting
C.
attempted
D.
to attempt
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