【简答题】诗云“转轴拨弦三两声,未成曲调先有情。弦弦掩抑生生思,似诉平生不得志。”你们中有人知道,这里指的是什么乐器吗?
【单选题】低碳钢的σ-ε曲线如图所示,应力加至k点,然后逐渐卸载时,相应的σ-ε关系为 。
【单选题】Apprenticeships can bring many benefits to small companies EXCEPT
A.
making any kind of companies to be more competitive.
B.
saving the wages paid to those employees as apprentices.
C.
enabling the specialists in companies to develop their skills.
D.
keeping the expensive external recruitment to a minimum.
【单选题】Making small talk well involves ______.
A.
remembering what people say.
【单选题】Excuse me for______you with such a small matter.
【单选题】A small percentage of girls making up the computer science classes would be ______.