The teachers often tell their pupils _____ across the road when the traffic light is red.
| A．don’t go | B．not go | C．not to go | D．didn’t go |
Flowers________ ________along the road last year．
| A．plant |
| B．planted |
| C．are planted |
| D．were planted |
（贵州贵阳）In China and some other countries，it is impolite to speak loudly________you are having a meal．
A．before
B．while
C．after
-Do you________your son after school？
-No．He comes back home on the school bus．
| A． | pick up |
| B． | look after |
| C． | drop in |
| D． | send for |
The thieves ran away when the burglar alarm（防盗警报器）________．
| A．went away |
| B．went out |
| C．went off |
| D．went through |
Little Tom________computer games when his mother got home．
A．is playing
B．plays
C．was playing