12. But for your help, I_____________the exam.
I don’t know whether you happen ____ it, but I’m going to study in the U.S.A. this September. A. to be heard B. to be hearing C. to hear D. to have heard
He looked around and caught a man _____ his hand into the pocket of a passenger.
Don’t leave the water ____ while you brush your teeth.
Having been ill in bed for nearly a month ,he had a hard time________ the exam.
It is believed that if a book is ________ , it will surely________the reader.