---Waiter! How soon can I get my food? I just have half an hour left before my train leaves.
--- It ______ be ready in five minutes.
A. may B. should C. could D need
The carpet really wants ______. I’ve spilt coffee all over it.
| A．clean | B．to clean | C．cleaning | D．being cleaned |
Action must be taken to prevent that factory from ______ heavy smoke into the air.
| A．giving off | B．putting away | C．escaping from | D．dealing with |
— Can you see what is written on that board?
— Yes. It _______ “CAUTION: WET FLOOR”.
| A．reads | B．is read | C．writes | D．is written |
Could you tell us ______ happens when one student in class expresses a personal opinion _______ maybe upsets other students?
| A．that; that | B．what; where | C．that; where | D．what; that |
Let’s take _____ ten-minute break and have _______ drink of water.
| A．a; a | B．the; the | C．the; a | D．不填；the |