1. Follow the ____________ (说明) which are given by Mrs. Wang.
2. Hurry up, or we'll miss _____________ (赶上) the early bus.
3. We had no trouble _____________ (交流) with the foreigners during the 2008 Olympic Games.
4. There are more and more people on the earth, so we are ___________ (应该) to save energy.
5. The work has to be done ____________ (用) hand.
6. I can jump ___________ (远地) than you.