The whole book ________ 12 units, _________ two mainly revisions.
It's the third time ________ late for school this week.
With the price _______ so quickly, I find 1,000 yuan a month can hardly cover the cost of living.
Receiving the report that the plane crashed, the government took measures ______. .
We’ll have to work extra hours, for there are still some problems ____________ .
---Let me help you cross the street. --- ________ ! I’m not that old.