Mary is very clever and _____ worth teaching, but her brother is not. Look, he is now _____ asleep in class.
| A．very, very | B．much, very |
| C．well, very | D．well, fast |
Jane likes collecting stamps very much. In fact, her interest in it ___ back to her school days.
| A．dated | B．dates | C．was dated | D．is dated |
______ when to leave, I could only stay at home, _____ nothing.
| A．Knowing not; done | B．Not having known; doing |
| C．Having not known; done | D．Not knowing; doing |
The professor kept telling us that the future _____ to the well-educated and I kept wondering where I _____ of it.
| A．would belong; heard | B．belonged; had heard |
| C．was belonged; heard | D．was belonging; had heard |
After we talked about it for a long time, he agreed to help us ______.
| A．at an end | B．in the end | C．as usual | D．at present |
When the dam broke, it seemed ______ the sea had arrived suddenly on our doorstep.
| A．if | B．even if | C．as if | D．as |