(2011·山东)He had his camera ready ________ he saw something that would make a good picture.

—Have a good rest ; you need to          your energy for the football match this afternoon .—Thanks a lot .                   

It was unwise of him to _________ the unreliable data in his speech.

Do these plans ________ your arrangements?

___ staying at hotels in Red River Village, tourists can help the villagers make money so that they can take _____the river and the birds.