All passengers ___ to show their tickets next time.
| A．require | B．will require | C．are required | D．are to require |
The patients believe that the doctor knows exactly how to put them _____.
| A．correct | B．perfect | C．right | D．well |
Circus tigers, although they have been tamed, can _____ attack their trainer.
| A．unexpectedly | B．deliberately |
| C．reluctantly | D．subsequently |
___ is reported that he got severn good medals.
| A．That | B．Word | C．It | D．News |
How long ___ to finish the work ?
| A．will you take | B．will you take | C．you will take | D．will it take you |
___ no need for us to discuss the problem again. It has already been settled.
| A．It has | B．There has | C．It is | D．There is |