We couldn’t see the road clearly _______ the heavy snow.
| A．because | B．because of |
| C．so | D．Though |
—What about _________grammar? —It is too boring.
| A．finding | B．studying | C．writing | D．playing |
We _______ two hours in doing our homework every night.
| A．take | B．pay | C．cost | D．spend |
They tell us some ways _________English well.
| A．teach | B．learning | C．to learn | D．teaching |
We can’t do well in examination _________ we study hard in school time.
| A．if | B．and | C．since | D．unless |
We still couldn’t decide _________ with our difficulties in learning English.
| A．how to do | B．how to deal |
| C．what to deal | D．what to solve |