We need to work faster because time is _____.
| A．of the essence | B．of the importance |
| C．limitless | D．countless |
—Dad, why do I have to wear a black suit and a tie? I like casual clothes.
—Dear, this interview is important to you and usually _______.
| A．two heads are better than one | B．first impressions are half the battle |
| C．no pains, no gains | D．first come, first served |
—I'm sorry, but I don't quite follow you. Did you say you wanted to return on November 20?
—Sorry, I myself clear. We want to return on December 20.
| A．hadn't made | B．wouldn't make | C．don't make | D．haven't made |
The engineers are so busy that they have zero time for outdoor sports activities, _______they have the interest.
He did not regret saying what he did but felt that he _________ it differently.
| A．could express | B．would express |
| C．could have expressed | D．must have expressed |
The living room is clean and tidy, with a dining table already ________ for a meal to be cooked.
| A．laid | B．laying | C．to lay | D．being laid |