___ the front door ___, he had to enter the room through the back door.
| A．Seen; painted | B．Seeing; painted |
| C．Being seen; being painted | D．Seeing; being painted |
—— Nacy＿＿＿＿＿＿＿＿＿ the letter from her mother.
—— No, she can’t have. The postman hasn’t come yet.
| A．can receive | B．can have received | C．must have received | D．must receive |
I don’t think he＿＿＿＿＿＿＿ a new bike.
| A．need to buy | B．needs buy | C．need | D．need buy |
Tom＿＿＿＿＿＿＿show his exam results to his parents.
| A．dare not | B．dared | C．dare to | D．dares not to |
Let’s clean the classroom, ＿＿＿＿＿＿＿?
| A．won’t you | B．shall we | C．do we | D．will not you |
Children＿＿＿＿＿＿＿＿in public very often.
| A．should be praised | B．shouldn’t have praised |
| C．shouldn’t have been praised | D．shouldn’t be praised |