Even if you are an experienced teacher, you sometimes ____ make some mistakes.
A. can B. must 
. should D. will
– I can see the problem. But I hope to win and ___________.
---Well put. ______.
| A．so do I; So shall I | B．so I shall; So shall I |
| C．so I shall; So do I | D．so do I; So I do |
The largest collection, ______in England , was one of about 200 000 silver pennies.
| A．to be found | B．has found | C．being found | D．ever found |
The young lady spoke so fast that I understood ____ of her speech.
| A．a little | B．little | C．a bit | D．lot |
It is thought that a new system _____ the place of the old one in that company. But things are getting worse and worse.
| A．must have taken | B．will take | C．won’t take | D．had taken |
When the people all over the world are of one heart, ______ becomes easy.
| A．something | B．anything | C．nothing | D．everything |