been working hard day and night,which, of course,__ histiredness

I’ll pay a visit to the Inner Mongolia , there is a large temperature difference between day and night.

It’s reported that ________ young ____ to be rebellious against ____ parents’ instructions nowadays

Oh, Jack’s not here thesedays. Is he ill—________. His mother told methat he was in hospital.

sort of house do you want tohave Something big——Well, it bebig–that’s not important