If only I _______ your praise then! For, you see, I lost heart and gave up.
| A.have heard | B.hear | C.had heard | D.heard | 
Mary is really good at taking notes in class. She can almost every word her teacher says.
| A.put out | B.put down | 
| C.put away | D.put together | 
When ________ questions in class, one should answer them as clearly as possible.
| A.asking | B.to ask | C.to be asked | D.asked | 
It was not until I came here ____ I realized this place was famous, for not only its beauty but also its weather.
| A.who | B.that | C.where | D.before | 
—How much shall I pay for the phone call?
  —You________. This is free of charge.
| A.shouldn't | B.can't | C.don't have to | D.mustn't | 
Food supplies in the flood-stricken area ______. We must act immediately before there’s nothing left.
| A.have run out | B.are running out | 
| C.have been run out | D.are being run out |