煤的最大粒度测定时,应采20个子样,每个子样量为()
A.5kg;
B.10kg;
C.20kg;
D.30kg
参考答案:D
In his factory the workers are now paid _____ the season.
A.in
B.during
C.for
D.by
李斯《谏逐客书》:“不问可否,不论曲直,非秦者去,为客者逐。”句中的“逐”,意思是()。
A.追逐
B.赶走
C.被赶走
D.追上
E.追赶