情态动词与虚拟语气
1．—I didn't apologize to him for being unable to inform him of the change in the plan.
—But you________.
A．ought to have B．have to
C．should D．must have
答案 A [句意：——我并没有因为没能告诉他计划中的变化而向他道歉。——但是你应该道歉。根据but可知此处用ought to have＝ought to have done表示(过去)本该做却未做；B.have to不得不；C.should应该，表现在或将来之意；D.must have(done )(过去)一定做了某事。]
2．Do you know Herbie？I'm always running into him；he________live nearby.
A．would B．need
C．must D．should
答案 C [考查情态动词。句意：你认识Herbie吗？我总是遇见他，他肯定住在附近，表示比较肯定的推测用must。]
3．________a little earlier this morning！I missed the bus by only a minute and waited half an
hour for another.
A．If I had got up B．If I got up
C．If only I had got up D．If only I got up
