--- The news that the scientists in China are trying the ways to reduce the fog and haze was? ---- Top notch! Never have I seen _____ before。
The two phrases are similar ____ structure but different _____ meaning.
There was a large box behind the door and Peter couldn't _____ falling over it in the darkness.
Our car _____ at the present speed until it reaches Qingdao at about nine o’clock tonight.
Mr. Smith,________of the ________speech, started to read a novel.
The boy failed four times, but he said he would try ___________.