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【简答题】
Last night he saw two dark ___ enter the ? Last night he saw two dark ___ enter the building, and then there was the explosion. A) features         B) figured           C) sketches             D) images
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参考答案:
举一反三
【判断题】装配图中,同一零件在各视图上的剖面线方向可以相反,但是间隔必须一致
A.
正确
B.
错误
【单选题】-–Where is your sister? --She _________the library
A.
has been to
B.
is going to
C.
has gone to
【单选题】2-5. 切换的任务是( )
A.
将总体设计转换为详细设
B.
测试系统
C.
验收系统
D.
保证新老系统平稳而可靠的交换
【单选题】Your sister has made an ______ for you to see the dentist at 3 this afternoon.
A.
appointment
B.
interview
C.
opportunity
D.
assignment
【判断题】在装配图中,同一个零件在各视图上的剖面线方向和间隔必须一致。
A.
正确
B.
错误
【单选题】—Has your sister visited Disneyland _____? —Yes, she has visited it ________.
A.
yet, yet
B.
already, already
C.
already, yet
D.
yet, already
【单选题】Has your sister returned____
A.
om school?
B.
s, he ____for more than half an hour.
C.
home; has been back
D.
home; has come back
E.
to home; has come
F.
to home; has been back
【单选题】装配图中同一个零件在各视图上的剖面线方向和间隔应( )。
A.
必须一致
B.
必须相反
C.
可以不一致
【单选题】-Look, your sister is playing the piano over there. -She ______ be my sister. She has gone to America.
A.
mustn’t
B.
can’t
C.
shouldn’t
D.
may not
【简答题】在装配图中,同一零件在各视图上剖面线的( )和( )必须一致。
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