________ tomorrow, I would take a bus to school.
| A．If it rains | B．If it was to rain |
| C．Should it rain | D．Rained it |
We _____ a word unless she asks us_____.
| A．didn’t dare say; to | B．don’t dare to say; to |
| C．dared not say; to say | D．dare not to say; to say |
It was _____ that I didn’t like to leave my room.
| A．such cold | B．such a cold day |
| C．so cold day | D．too cold a day |
At the meeting, the old man _____ some good advice about bringing down the market price of housing.
| A．came out | B．came about |
| C．came along | D．came up with |
With the school rules _____ by the students, the school has taken on a new look.
| A．respected | B．respect | C．were respected | D．respecting |
In the last twenty years, seven Canadian scientists _____ the Nobel prize!
| A．won | B．had won | C．was winning | D．have won |