_______ is my skirt ? It’s behind the door .
| A．Where | B．What |
| C．Whose | D．Which |
--- _______ I come back before 6 o’clock?
---No，you _______．But you _______ be back later than 7 o’clock．
| A．Need；must；must | B．May；mustn’t；can’t |
| C．Can；can’t：can’t | D．Must；needn’t；can’t |
---What’s up? ---There is _______ with my computer. It doesn’t work.
| A．nothing wrong | B．anything wrong |
| C．everything wrong | D．something wrong |
---Why not _______ a party this week?
---That’s a good idea.
| A．to have | B．having | C．have | D．had |
Playing with _______ robot is _______ unusual experience for me.
| A．an; an | B．a; an | C．the; a | D．a; a |
There are some children _____ in the room.
| A．singing | B．sing | C．are singing | D．to sing |