Everyone knows that the sun in the east.
| A．rises | B．falls |
| C．stays | D．lives |
—Where ____ you ____ lunch?
—At home．There was no school lunch
| A．did；have | B．are；having | C．will；have | D．do；have |
I’m not sure about the meaning of the word. You’d better look it up in a ____ ．
| A．letter | B．dictionary | C．postcard | D．notice |
Trees ____ fight air pollution．They are natural air conditioners．
| A．should | B．must | C．need | D．can |
____ it snowed heavily yesterday, nobody in our class missed the lesson．
| A．Though | B．Because | C．Unless | D．Since |
Tomorrow there’s a programmed about our school on TV，then it ____ by millions of people．
| A．will see | B．saw | C．will be seen | D．was seen |