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【单选题】
两平面相交的正确投影是（ ）。【图片】A.
（a）
B.
（b）
C.
（c）
D.
（d）
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举一反三
【单选题】To ____ your dream of becoming a scientist, you must work hard from now on.
A.
turn
B.
recognize
C.
live
D.
change
【单选题】You must work hard from now on, ?
A.
can you
B.
won’t you
C.
mustn’t you
D.
needn’t you
【单选题】In order to _______ your goals, you must work hard.
A.
make
B.
achieve
C.
require
D.
develop
【单选题】You must work hard,____ you will not learn English well.
A.
if
B.
whether
C.
otherwise
D.
unless
【单选题】If you want to succeed ,you must work hard and ____you should be sure of success.A．after allB．abo
A.
26.If you want to succeed ,you must work hard and ____you should be sure of success. A．after all
B.
above all
C.
in all
D.
all in all
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