I was really anxious about you. You____ home without a word.
| A．mustn’t leave | B．shouldn’t have left |
| C．couldn’t have left | D．needn’t leave |
---Mum, can I go out to play football with Alice?
---No, you can’t your homework is done.
| A．while | B．after | C．until | D．as |
The writers, publishers and printers, they are, we never know, are making silent money.
| A．who | B．whom | C．whatever | D．whenever |
“China Daily” is a newspaper. It helps greatly to improve our English.
| A．no more than | B．not more than | C．more than | D．not less than |
He transplanted the little tree to the garden it was the best time for it.
| A．where | B．when | C．what | D．that |
It was not until dark he found he thought was the correct way to solve the problem.
| A．that; what | B．that; that | C．when; what | D．when; that |