. ________ when the boulders suddenly disappeared.
| A．So relieved we felt | B．How relieved we felt |
| C．What a relief we were feeling | D．How we felt relieved |
—Did you know any French before you arrived in Washington?
—Never ____ it, actually.
| A．had I learned | B．have I learned |
| C．I learned | D．was I learning |
____ the search engine just gave me some brief introductions rather than the whole content of the book to read.
| A．Luckily | B．Mostly | C．Funnily | D．Disappointingly |
The program is like a window on the world ____ you sit by it and fix your attention on what it shows.
| A．if | B．as | C．while | D．unless |
—Ms Lin looks rather a kind lady.
—But in fact she is cold and hard on us. You ____ believe it!
| A．shouldn’t | B．wouldn’t | C．mustn’t | D．needn’t |
Will you see to ____ that my birds are looked after well while I’m away?
| A．them | B．yourself | C．it | D．me |