catch the first bus, he got up very early this morning.
| A．In order to | B．In order that | C．So as to | D．So that |
China is becoming stronger and stronger and _________ an important role on the international stage in recent years.
| A．plays | B．was playing | C．played | D．has been playing |
Instead of blaming others for our failure, we should _________ what to do next and try our best to succeed in the future.
| A．figure out | B．carry out | C．take out | D．put out |
Look, the ground is wet. It must have rained last night, _________?
| A．wasn’t it | B．hasn’t it |
| C．didn’t it | D．mustn’t it |
Air pollution results in stronger greenhouse effect, which __________ leads to global warming. We must take measures to prevent pollution before it is too late.
| A．generally | B．gradually | C．gently | D．usually |
—What do you think of the Eight Rules of the central government?
— Effective and ___________.
| A．usual | B．natural | C．normal | D．practical |