20．---I got up at five this morning, I thought it was Friday．
---You _____ so early．It is Sunday today; you don’t have to go to work．
| A．mustn’t have got up | B．needn’t have got up |
| C．needn’t get up | D．mustn’t get up |
相关试题
---Look at these tracks. It _____ be a wolf.”
---Don’t be so sure. I think it _____ be a fox.
| A．must; could | B．may; might | C．need; must | D．could; need |
The young pianist is very excited because the concert given by him has never been ____ .
| A．successful | B．more successful |
| C．most successful | D．the most successful |
---When shall we restart our business?
--- Not until weour plan. 
| A．will finish | B．are finishing | C．are to finish | D．have finished |
In front of our housemany beautiful flowerswhen my grandparents were still alive with us.
| A．did; grow | B．grew; / | C．had; grown | D．grow; / |
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