“We ______ other possibilities too, such as murder. We ______ until we find convincing evidence.”said Detective Sam Peterson.
A. had looked at; wouldn’t give up B have looked at; don’t give up
C have considered; haven’t given up D. have been looking at; won’t give up
---Do you think our basketballers played very well yesterday?
----______．
| A．They were not nervous at all | B．They were still young |
| C．They played naturally | D．They couldn’t have done better |
—Do you think you could successfully light the flame at the opening ceremony?
—_______. This is not the first time for me.
| A．Take care | B．Hurry up | C．Not exactly | D．Don’t worry |
The father and the son entered the tiger area _______ two doors were open at the time.
Suddenly five tigers appeared, one of which killed the father.
| A．there | B．which | C．its | D．whose |
Gilbert wasn’t ______ the time this morning, so he was late for school.
| A．involved in | B．particular about | C．linked to | D．aware of |
Weshouldconsidertheprofessor’s advice _______ our school library provide more books on popular science.
| A．that | B．when | C．which | D．where |