I'm sorry you've been waiting so long,but it'll still be some time ________ Brian gets back.
At the meeting they discussed three different ______ to the study of mathematics.
The appearance of Yao Ming has ______ the fans of a sure victory for the Huston Rocket in the coming NBA contest.
Everything ______ into consideration,they ought to have another chance.
Only then ______ how much damage had been caused.
—How long will you be staying? —I don't know.______ .