There is some doubt _______ we can get the first place in the competition.
| A．whether | B．if | C．that | D．how |
Theory is based on practice and ________ serves practice.
| A．in turn | B．by and by | C．by chance | D．in this case |
—How many of them do you want to act in the play?
—_______ , and still a large number needed!
| A．All | B．Both | C．Neither | D．None |
Since no other way to escape from the flood, ____ only safe thing is to take ____chance.
| A．an ; 不填 | B．the ; a | C．an; a | D．不填；the |
—Would you mind my using your bicycle for a while?
— _________, but do return before 11.
| A．No problem | B．Not at all | C．A pleasure | D．Sorry but I do |
— The education system rather than the teachers to answer for the heavy burden on the students.
— I agree. I hope the reform being carried out in our country at present will bring about the results.
| A．are; desired | B．is; desired |
| C．are; desiring | D．is; desiring |