．About seven years ago she felt she had to ask herself _________she really wanted to spend her life farming. Now she has make up her mind to quit farming.
| A．when | B．whether | C．what | D．where |
—Happy birthday!
—Thank you！It’s the best present I________for.(2012·江苏，35)
| A．should have wished |
| B．must have wished |
| C．may have wished |
| D．could have wished |
Grace doesn’t want to move to New York because she thinks if she________there，she wouldn’t be able to see her parents very often. (2012·安徽，31)
| A．lives | B．would live |
| C．has lived | D．were to live |
I ________ use a clock to wake me up because at six o’clock each morning the train comes by my house. (2012·新课标全国，30)
| A．couldn’t | B．mustn’t |
| C．shouldn’t | D．needn’t |
—It rained cats and dogs this morning.I’m glad we took an umbrella.
—Yeah，we would have got wet all over if we ________. (2013·重庆，29)
| A．hadn’t | B．haven’t |
| C．didn’t | D．don’t |
When I was a child，I ________ watch TV whenever I wanted to. (2013·江西，29)
| A．should | B．could |
| C．must | D．need |