______ a man knows what is not to be done, will he succeed in doing what is to be done.
| A．What if | B．If only | C．As if | D．Only if |
The story happened ___ a cold winter day.
| A．in | B．on | C．at | D．/ |
That’s __ I can tell you.
| A．all which | B．all what | C．that | D．all that |
--Do you think it's possible the train will be late?---______.
| A．Of course | B．Yes, perhaps | C．I think possible | D．Both A and B |
His brother ___ the Party about five years ago.
| A．joined | B．joined in | C．has joined | D．has joined in |
Is she wearing the same skirt ___ her sister?
| A．like | B．than | C．as | D．that |