Nothing he did was helpful to solve this problem, ?
| A．didn’t he | B．was it | C．wasn’t it | D．did he |
You ______ be hungry already — you had lunch only two hours ago!
| A．wouldn’t | B．can’t | C．mustn’t | D．needn’t |
that he was in great danger, Eric walked deeper into the forest.
| A． | Not realized | B． | Not to realize | C． | Not realizing | D． | Not to have realized |
--I'd like some more cheese.
--Sorry, there'sleft.
| A． | some | B． | none | C． | a little | D． | few |
Yesterday she sold her car, ______ she bought a month ago.
| A．whom | B．where | C．that | D．which |
——What’s that noise?
——Oh, I forgot to tell you. The new machine ______.
| A．was tested | B．will be tested | C．is being tested | D．has been tested |