We don’t doubt _____ he will succeed in the research work.
| A．that | B．whether | C．how | D．what |
Doctors say that exercise is important for health, but it _______ be regular exercise.
| A．can | B．will | C．must | D．may |
There was a lot of fun at yesterday’s party. You _______, but why didn’t you?
| A．should come | B．may come | C．ought to have come | D．may have come |
Students continue to eat in school canteen______ they complain the quality of the food .
| A．as though | B．even though | C．as long as | D．unless |
During the Olympic torch relay, thousands of people __________ in either side of the street.
| A．collected | B．gathered | C．selected | D．surrounded |
Generally speaking, every child wants to be _________ when he does something good.
| A．celebrated | B．congratulated | C．praised | D．tricked |