SinceWilliamhadbeenseriouslyillforseveralmonths,hisparentswereworriedabout________toreturntoschoolfull-time.
A、hewantedIfyouwanttofindadecentlocationforyourownhome,________Mr.Smithforadvice.
Others argue that since the earth has endured a long string of ice ages in the last two millionto three million years, any warming is ________ to be temporary.
When workers are organized in trade unions, employers find it hard to lay them ________.
I'm______tograduateinthenexthalfoftheyear.
It________asashocktorealizethatIwasnotaloneintheroom.
