Stephen Hawking believes that the earth is unlikely to be the only planet______ life has developed gradually.
| A．that | B．where | C．which | D．whose |
your pets inside as much as you can when the weather is bad.
| A．Keep | B．Keeping | C．Kept | D．To keep |
Jim told us all that _______ he said so at the meeting was right.
| A．all | B．what | C．all that | D．that |
Every minute has been made full ______ of by the girls ______ knowledge about etiquertte.
| A．using; learning | B．use; to learn |
| C．to use; to learn | D．use; learning |
Traveling is a good way to different cultures and broaden the mind.
| A．expand | B．explore | C．expose | D．export |
______ for the boy to talk with his mouth full!
| A．What bad manners they are | B．How bad manners they are |
| C．What bad manners it is | D．How bad manners it is |