问题
选择题
My new pen ______. Who ______ have taken it?
A.has been disappeared; can
B.has disappeared; could
C.is missing; should
D.has been lost; may
答案
B
题目分析:句意:我的新钢笔不见了。谁把它给拿走了?
disappear不能用于被动,故排除A;sth be missing某物丢了;sth be lost某物丢了;should have done应该做而未做;could have done可以用于疑问句,表示过去可能发生过某事;may have done表示过去某事可能已经做了,不能用在疑问句中;故选B。
考点: