.The ____ boy was last seen ______ by the lake. A missing, playing B.missing, play C. missed, played D.missed , to play
The USA has a quarter of the leading 200 in the latest ranking of the world universities, _________ 30 of the universities are in the UK.
Our school appeals to the students to _________ at least an hour every day to take exercise in order to raise learning efficiency.
Some of the members demanded to know why they had been kept _________ the true facts until they reached the present critical stage.
—What do you think of the conditions here? —Oh, wonderful! _________ a better hotel.
At the other end of the table are eggs weighing twice _________—6 or 7 pounds.