____ he has made up his mind to do something, nothing will stop him.
| A．Once | B．Before | C．Although | D．As if |
Will you see to ______ that my birds are well looked after while I am away?
| A．them | B．yourself | C．it | D．me |
______ you apologize for what you have just said ______ it is all over between us.
| A．Either; or | B．Not only; but also | C．Whether; or | D．Neither; nor |
. --- The terrible accident is under investigation.
--- Actually, quicker action______ those workers trapped in the mine.
| A．might have saved | B．must have saved |
| C．should have saved | D．could have saved |
Having __________ no-meat day would be a good way of encouraging ___________ low carbon life-style.
| A．a; the | B．a; a | C．the; the | D．the; a |
He said that doing part-time jobs did no good to students, but few _____ his view.
| A．agreed | B．permitted | C．shared | D．nodded |