Kate, are you only child in your family—Yes, but new baby is on the way.

Could you please tell us some good ways to learn English well? —My suggestionis that reading often and writing regularly_____be needed

If we __________ computers, life __________ very different now.

下列各句中，加横线成语使用恰当的一项是

We have to work for ________ to finish the work.