第二部分：英语知识运用(共两节，满分35分)
第一节 单项填空(共15小题；每小题1分，满分15分)
21．—May I ask a question after class，Sir?
—________，but not during my lunch break.
A．I’m sorry B．Anytime
C．Certainly D．Go ahead
22．I________there little more than a week when I set to work with the scientist.
A．had been B．have been
C．would be D．will be
23．The father as well as his three children________skating on the frozen river every Sunday afternoon in winter.
A．is going B．go
C．goes D．are going
24．I should like to know whether it’s just________that you happened to be there.
A．an accident B．an incidence
C．an event D．a coincidence
25．She opened the door quietly so as not to________the sleeping child.
A．disturb B．annoy
