——Linda, pass my glasses to me, please. I can _____read the words in the newspaper.——OK.
青藏高原是世界上海拔最高的高原,它的面积约为2500000平方千米,将2500000用科学记数法表示为____
下列各句中,没有语病的一句是( )
Could you ask her ____ (call) me back this evening?