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【简答题】
根据所给首字母提示或汉语意思完成句子。 1. They p_______ soccer yesterday. 2. We like our English teacher, because he is very f_______ to us. 3. How about _______ (游泳) at the pool in the park? 4. Tom's father has a _______ (危险的) job. 5. The child went to a _______ (医院) and he wanted to see a doctor.
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参考答案:
举一反三
【单选题】机床类代号中的B表示哪类机床?
A.
刨床
B.
插床
C.
刨插床
D.
牛头刨床
【简答题】机床的类别代号中C 代表 () 。
【单选题】20180271 ( )is very fast storage used to hold data. It connects directly to the microprocessor.
A.
CPU
B.
Memory
C.
Disk
D.
I/0 device
【简答题】当定时/计数器在工作方式1下,晶振频率为3MHz,请计算最短定时时间和最长定时时间各是多少?
【判断题】在机床类别代号中,通常采用汉语拼音的大写字母表示机床分类,比如C代表车床,X代表铣床,B代表刨床等。
A.
正确
B.
错误
【单选题】()is very fast storage used to hold data. It connects directly to the microprocessor.
A.
CPU
B.
Memory
C.
Disk
D.
I/0 device
【单选题】机床分类代号中,表示铣床的字母是
A.
C
B.
T
C.
X
D.
XC
【单选题】The fourth generation computers can be characterized by both the jump to monolithic integrated circuits and the invention of( ).
A.
microprocessor
B.
transistor
C.
chip
D.
circuit
【单选题】The following figure shows the circuit diagram of MIPS microprocessor. When the control signal AluSrc is effective, it means that the immediate number in the instruction is extended to participate in ...
A.
valid
B.
invalid
C.
not sure
D.
high Z
【单选题】机床的类代号中,“C”表示
A.
钻床
B.
车床
C.
磨床
D.
铣床
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