you may have , you should gather your courage to face the challenge .
| A．However serious a problem | B．Whatever serious a problem |
| C．However a serious problem | D．No matter how a serious |
Most of the people _______to the party were famous scientists.
A. invited B. to inviting C being invited D. inviting
The next morning she found the man ____in bed ,dead.
A.lyingB, lie C. lay D. laying
-I usually go there by train.
-Why not ____by boat for a change?
| A．to try going | B．trying | C．to try and go | D．try going |
What’s the language ______to Germany?
| A．speaking | B．spoken | C．be spoken | D．to speak |
.She reached the top the hill and stopped ______on a big rock by the side of the path.
| A．to have rested | B．resting | C．to rest | D．rest |