Do not let any failures discourage you，for you can never tell________close you may be to victory. (2013·湖南，28)
| A．how | B．that |
| C．which | D．where |
Mr. Wang is ill, so we must ____ a new teacher to the school to take his place.
| A．appoint | B．appreciate |
| C．assist | D．approach |
My dictionary has disappeared. Who do you think ______ have taken it?
| A．should | B．must | C．could | D．would |
It doesn’t make ______to buy that expensive coat when these cheaper ones are just as good.
| A．decision | B．promise |
| C．sense | D．difference |
When she woke up, she realized that the things she had dreamt about could not ______ have happened.
| A．possibly | B．likely | C．hardly | D．usually |
— We ________ of gas. I’m afraid we can’t go much further.
— I know there’s a gas station ahead. Will it last until we get there?
| A．run out | B．have run out |
| C．are running out | D．had run out |