The classroom is so dirty. _________ we clean it?
| A．shall | B．Will | C．Would | D．Do |
When we were young, every evening my brother and I ______ stay at home waiting for our mother.
| A．would | B．might | C．should | D．could |
I’d like to start my own business ---- that’______ I’d do if I had the money.
| A．that | B．what | C．where | D．whether |
The doctor will not permit him _____ until his foot is better.
| A．walk | B．to walk | C．walking | D．walked |
—Is Jack on duty today?
—It_____ be him. It’s his turn tomorrow.
| A．mustn’t | B．won’t | C．can’t | D．needn’t |
The small mountain village we spent our holiday last month lies inis now part of HUBEI.
| A．which;where | B．where;what | C．that;which | D．when;which |