______ all of them are strong candidates, only one will be chosen for the post.
| A．Since |
| B．While |
| C．If |
| D．As |
-We need an immediate reply. –I see . I’ll send the paper to you_____.
| A．just now | B．sooner or later | C．right away | D．for a while |
—Have you heard of the nuclear test in that country?
--Yes, _____news came as ___shock to me.
| A．the ; a | B．the ; the | C．a ; a | D．a ; the |
His work was_____by his boss.
| A．high thought | B．high thought of | C．good thought | D．well thought of |
We shouldn’t spend our money testing so many people, most of ___are healthy.
| A．whom | B．what | C．which | D．that |
Occasions are quite rare _____I have the time to spend a day with my kids.
| A．who | B．which | C．why | D．when |