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【简答题】
在典型化工单元操作过程安全技术中,气体吸收按( )的不同,可分为单组分吸收和多组分吸收。
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参考答案:
举一反三
【单选题】CPU 能直接访问的存储器是
A.
CD- ROM
B.
优盘
C.
Cache
D.
外存储器
【单选题】CPU能直接访问的存储器是
A.
内存储器
B.
软磁盘存储器
C.
硬磁盘存储器
D.
光盘存储器
【简答题】CPU 能直接访问的存储器是 和 ,不能直接访问的存储器是 。
【单选题】Our teacher punished Tom for his being late for school last month. ______, Tom gets up early every day and is never late again.
A.
Now and then
B.
From then on
C.
Till then
D.
Just then
【简答题】CPU能直接访问的存储器是A. 内存
【简答题】阅读理解。 Today is Sunday .In the morning, Tom gets up at 6:30. He makes his bed and wash his face at 7:30. Then he eats breakfast. In the afternoon, he plays football with his friends. In the evening, he...
【单选题】Tom gets up early.
A.
So is he.
B.
So he is.
C.
So does he.
D.
So he does.
【单选题】Tom gets up ( ) than Dick
A.
early
B.
earliest
C.
earlier
【单选题】Tom gets up _____ 7:00 _____ Saturday morning. [     ]
A.
in; on
B.
at; in
C.
at; on
D.
at; for
【单选题】Tom _______ up early. But now he gets up very late.
A.
is used to get
B.
used to get
C.
was used to get
D.
is used to getting
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