简答题4. The following item type is useful to test particular syntactical patterns. Mary ought not to have told me. A.Mary did not tell me but she should. B.Perhaps Mary may not tell me. C.Mary told me but it was wrong of her. D.It was necessary for Mary not to tell me.简答题1. The following item type is recommended because it is space-saving. Sofia looked around at all the faces: she had the impression that she (A. has seen B. had seen C. saw D. would see) most of the guests before.)简答题3. The following item type is satisfactory. Mary ought not to have told me your secret, but she did. A.No change B.tell C.having told D.be telling简答题2. The following item type is not recommended because it requires the testees to spend time on unnecessary reading. A.No matter how bright a talker you are, there are times when it’s better remain silent. B.No matter how bright a talker you are, there are times when it’s better be remaining silent. C.No matter how bright a talker you are, there are times when it’s better be having remained silent. D.No matter how bright a talker you are, there are times when it’s better be to remain silent.