---I was trying to carry out the plan, but I failed.
---Well, you _________, for we were uncertain it would do ________.
| A．needn’t do that, in fact | B．needn’t have done, in effect |
| C．needn’t have, in practice | D．needn’t, in time |
—Have you ever seen a whale alive? ----Yes,I’ve seen______.
A that B it C such D one
He was unable to make much progress,_________.
A hard as he tried B as hard he tried C hard he was tried D tried hard as he
_______was his kindness that everyone praised him.
A It B What C So D Such
He said,”____a long way to school._______a long way to go yet before we arrive.”
A It is ,It is B There is ,There is C There is, It is D It is ,There is
____is no difference between A and B?
A It B Where C There D What