There is hardly an environment on earth _____ some species of animals or other have not adapted successfully.
| A．in which | B．on which | C．to which | D．for which |
---Is that the small town you often refer to?
---Right, just the one _______ you know I used to live for years.
| A．that | B．which | C．where | D．what |
Scarlett _________ Butler in 1998. They _________ for ten years.
| A．married, have got married | B．married with, have got married |
| C．got married to, have been married | D．married, married |
Only when she really goes to work in the White House ______ she ______ happy and satisfied.
| A．do , feel | B．did, feel | C．/, feels | D．will, feel |
Theteacher,with6 girls and 8 boys of her class, __________visiting a museum when the earthquake struck.
| A．was | B．were | C．had been | D．would be |
You_________return the book now. You can keep it till next week if you like.
| A．needn’t | B．mustn’t | C．couldn’t | D．ought to |