_______ solids expand much less than liquids or gases, the continuous increases can add up to a lot, …
| A．Although | B．If | C．Because | D．After |
Children should be instructed to put things _____ they belong in their early childhood.
| A．where | B．in which | C．to which | D．what |
Without Sir Tim, the father of www, keeping up with the latest ______ so convenient.
| A．would be | B．wouldn’t be | C．would have been | D．wouldn’t have been |
Out of the crowded bus _______, who was dressed in a black suit and waved to a woman.
| A．a tall man in his thirties stepped | B．stepped a tall man in his thirties |
| C．did a tall man in his thirties step | D．did a tall man step in his thirties |
On hearing the news, he ______ the dictionary lying open on the desk, rushed out and ______ into the distance.
| A．leaving; disappearing | B．left; disappeared |
| C．left; disappearing | D．leaving; disappeared |
----Will $ 1,000 _______ the cost of the trip?
----I’m afraid not. Perhaps I need _______ $500.
| A．pay; another | B．charge; more | C．cover; another | D．afford; more |