Unfortunately, when I dropped in, Doctor Li _____ for Beijing to join in the fight again H1N1, so we only had time for a few words

We think every single person in our country should have access to health insurance and that it should _____ everything, no matter where you work. [ ]

I don’t want to go shopping on weekends. The supermarkets are ________crowded because there are _________people in them.

There is a test tomorrow. So Tom is busy _______ for it.

The sun in the east.