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【单选题】
switch...case语句中的case关键字后面的表达式是( )。A.
任意表达式
B.
常量表达式
C.
关系表达式
D.
以上都不对
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举一反三
【单选题】I hear Jim is going to ______ at the meeting. Do you know what he is going to ______? [ ]
A.
say, talk
B.
say, speak
C.
speak, say
D.
talk, tell
【单选题】Jim and Li Lei __________ the football match this evening.
A.
will be going to watch
B.
will going to watch
C.
are going to watch
D.
will go to be
【单选题】Both Jim and I ______ ready for the picnic next week. [ ]
A.
am going to get
B.
are going to get
C.
is going to get
D.
were getting
【单选题】用于前磨牙弯制卡环的不锈钢丝宜选用
A.
直径1.4mm(17号)
B.
直径1.2mm(18号)
C.
直径0.9mm(20号)
D.
直径0.8mm(21号)
E.
直径0.6mm(23号)
【简答题】张拉钢筋直径为5~()mm,张拉后的钢筋,每一定间隔用锚具同定在()内。预应力钢丝接头应采用18~20号钢丝,并密排(),其搭接长度不应小于()mm。
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