Had he not come an hour earlier, he＿＿＿the secret that his mother was always there.
| A．must never find | B．must never have found |
| C．would never find | D．would never have found |
The policy of the mainland is very clear and straightforward,and the key problem is _____the leaders of Taiwan will accept it．
| A．that | B．how | C．why | D．whether |
I have been told that the new law will come into_________on January 1st next year．
| A．effect | B．use | C．service | D．existence |
—I hope that you can remove the difference between you and Susan and become good friends．
—________．If only Susan had the same idea．
| A．My pleasure | B．It’s a pleasure |
| C．By no means | D．By all means |
What a wonder! They’ve finished _________half of the project in such a short time．
| A．no more than | B．no less than | C．not more than | D．much less than |
I would have helped you, but I __ really occupied the whole week．
| A．was | B．am | C．had been | D．were |