Too much drinking will do________to your health；you should take the doctor’s advice.

All the teachers and students _________ National Day with a party.

If you don’t explain clearly, you will just _______ the reader.

All schools in our province　　　new English textbooks to improve students’ listening，speaking，reading and writing abilities three years ago. 

— Because of the rain, we’ll have to         the football match．— I’m free next Sunday if you would like to play then．