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(1) ,其中x=﹣1; (2) ,其中 .
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参考答案:
举一反三
【单选题】I smoke out of _______ habit, not for _______ pleasure; for I have been in the habit for twenty years.
A.
a; the
B.
the; a
C.
/; the
D.
/;/
【单选题】When I looked out of the window—oh, my God— there was smoke ____ out of the wing of the plane.
A.
come
B.
coming
C.
to come
D.
came
【单选题】下列四个选项的字符串中最小的是
A.
"9977abc"
B.
"B123"
C.
"Basic"
D.
"DATA"
【单选题】The crowd backed away to let the wounded man pass ___ .
A.
down
B.
through
C.
off
D.
away
【单选题】I don’t think that your speech ____to the crowd, for they appeared quite puzzled.
A.
got back
B.
got away
C.
got over
D.
got across
【判断题】顾客异议是企业最不愿意解决的问题。
A.
正确
B.
错误
【单选题】I _______ when I saw smoke coming out of the engine.
A.
panic
B.
paniced
C.
panicked
D.
was panic
【单选题】I smoke out of ______ habit, not for ____ pleasure; for I have been in the habit for 20 years.
A.
a, the
B.
the, a
C.
/ , the
D.
/ , /
【单选题】I smoke out of ______ habit, not for ______ pleasure; for I have been in the habit for more than twenty years.
A.
the; a
B.
不填; the
C.
a: the
D.
不填; 不填
【单选题】360安全卫士当年只是一个安全防护产品,后来也成了新兴的互联网巨头。体现了互联网思维的( )法则。
A.
小处着眼,微创新
B.
精益创业,快速迭代
C.
打造让用户尖叫的产品
D.
简约即是美
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