Jane arrived home ______ her children were watching TV last night.

It is necessary that he (should) ________the information for my reference.[ ]

I wonder ______if I park my car here.—Of course it does. You need to find a safer place.

You seemed to be very surprised at the news that he won.—Not exactly.It was his courage________his skill________really struck me.

Our government is encouraging more couples to have a second child, but it will take some time we see the effect.