If the boy had _____ the dog alone it wouldn't have bitten him.
| A．set | B．left | C．had | D．put |
The weather turned out to be fine yesterday. Ithe trouble to carry my umbrella with me.
| A．should have taken | B．could have taken |
| C．needn’t have taken | D．mustn’t have taken |
34. It was so nice of you to come to our aid. I don’t think we ______ it without you.
| A．can manage | B．could have managed | C．must have managed | D．could manage |
32. Keep up a good state of mind even if you ______ fail plenty of times.
| A．should | B．will | C．must | D．need |
They have arrived at lunchtime but their flight was delayed.
| A．will | B．can | C．must | D．should |
（年山东日照市高三校际联合检测）8．She___have attended the meeting，for she was seeing a doctor then．
| A．shouldn’t | B．mustn’t | C．wouldn’t | D．couldn’t |