（3）虚拟语气
比如，对话中出现了If I had known……I would have，答案应该是didn't do something.这个题型的变化很小，考来考去就是一点虚拟语气。
1999年1月听力题
W： Hey， Larry. Wanna meet a few of us for coffee in a little while？
M：Hmm. I would if I weren't so far behind in this reading I'm doing for history.
Q： What will the man probably do？
（A） Continue to read.
（B） Meet the woman at the library.
（C） Make some coffee.
（D） Go out with some friends.？
双重否定之下，只有A是正确答案。
1999年1月听力题
W：The museum exhibit that our professor recommended just closed. Last day yesterday.
M： Oh. I was really looking forward to seeing it.
Q： What does the man mean？
（A） He is pleased the exhibit has closed.
（B） He has already seen the exhibit.
（C） He is disappointed the exhibit has closed.
（D） He already knew the exhibit had closed.？答案是C.
同样，过去式的助动词was揭示了这是个虚拟语气。
（4）顺序问题
所谓动词顺序，指的就是动作的前后关系或者过去，将来等时间段已经发生或者可能发生的动作。这里，要注意诸如no sooner than， hardly…… when，at first，in the morning等表示时间的短语，因为它们揭示了动作的前后关系。
1999年1月听力题
M： Can I get a rides into the office with you tomorrow？
W： Another day would be fine. But I got to be downtown for a meeting first thing in the morning.
Q： What does the woman imply？
（A） She'll drop the man off on the way to work.
（B） The man can ride downtown with her.
（C） The man will have to leave earlier than usual.
（D） She can't give the man a ride.？答案是D.
这里，序数词first thing和动作got to be downtown说明了另外动作发生的不可能性，即“我不能带你”。
