hurried through dinner, changed intoold clothes, _______ in the lab for three hours.

Jiangyin, our hometown, ________ an area of 987 square kilometers.

下列各项中，加线词语使用恰当的一项是（     ）

You_____tothemeetingthismorningifyouhavesomethingimportanttodo

DIY mean you do something yourself instead of _____ someone to do it.