Now one of the most serious problems many people are worried about _____ on the lack of adequate housing space.
| A．insists | B．depends | C．agrees | D．focuses |
It is our daily decisions, rather than our abilities, ______ show what we truly are.
| A．which | B．who | C．what | D．that |
Not until the woman was out of work again two months ago _______ going to attend a training class.
| A．had she considered | B．did she consider |
| C．she considered | D．she had considered |
We shouldn’t drink _______ we drive and we mustn’t drive if we’ve drunk.
| A．unless | B．before | C．until | D．while |
It’s said that there’re plenty of hotels in that town. There ______ be any difficulty for you to find somewhere to stay today.
| A．wouldn’t | B．mustn’t | C．shouldn’t | D．needn’t |
We had no one ______ us, for we could deal with the case all by ourselves.
A. help B. to help C. helped D, helps