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【单选题】
下面哪个是Java语言中正确的标识符A.
3D
B.
$this
C.
extends
D.
implements
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【简答题】Who gets paid holidays the most countries? Do the workers have to take these paid holiday days? In which country do the most workers take all their allotted holiday days?
【单选题】Who______the workers to take up the struggle?
A.
called for
B.
called on
C.
called in
D.
called off
【简答题】Who will take the place of the workers in the 31st century?
【多选题】【背景资料】某写字楼主体为框剪结构，地下2层，地上22层，柱网为9m*9m（局部柱距为6m，柱截面均小于1m*1m），墙体采用普通黏土砖、混凝土空心砌块和加气混凝土砌块砌筑．抗震7级设防。情形1：砌筑施工单位一次性购进普通黏土砖18万块，并按规定进行见证取样。情形2：考虑到施工时气温30℃以上，施工单位提前2天将加气混凝土砌块浇水淋湿．用于砌筑地下室内墙；4层楼面非承重外墙窗洞以下部分全部采用加气...
A.
由于非承重墙不承重，所以与框架柱可以不进行拉结
B.
长度大于4m的墙体中部位臵应增设构造柱
C.
由于加气混凝土砌块的孔隙率高，所以更适合应用于高温环境
D.
非承重墙与承重墙交接处不能同时砌筑时，应设臵水平拉结钢筋
【简答题】使用半自动立式高压蒸汽灭菌锅时,设定P1排冷气的温度为 °C,P2灭菌温度为 °C,P3灭菌时间为 分钟。
【单选题】His business is growing so fast that he must ______ more workers.
A.
take up
B.
take on
C.
take over
D.
take out
【单选题】Our factory will ______twenty more workers next month.
A.
take off
B.
take out
C.
take on
【单选题】Supposed that Tim were a 15-year-old boy who caught flu, how many tablets could he take at most in 24 hours?
A.
12 tablets
B.
8 tablets
C.
6 tablets
D.
4 tablets
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