No conclusion _________ about the new product until the result of the experiment has been announced.
A. is drawn B. was drawn C. will be drawn D. has been drawn
Don't you think it a pity that John ______ have behaved roughly toward us?
A．should B．would C．could D．might
The well-known director, two of________ films won Oscar awards, is said to have retired.
A. which B. whom C. whose D. his
Whether you believe it or not, it was________ caused the serious accident.
A. because of your carelessness that B. because you were careless
C. you were careless that D. your being carelessness that
We paid ________ cash in the hope that we can get a 15% _________.
A. by , count B. with , account C. in , discount D. in , charge
He is such a clever student _________ everyone likes.
A. that B. who C. whom. D. as
