Read for main ideas:Check (√) the ideas that Mr. Green discussed in his answer.(五句正确，选全才对） A: He explained how much organic fruits and vegetables cost. B: He discussed the kinds of insects that can destroy crops. C: He discussed the use of chemicals in growing regular produce. D: He explained why regular produce may be bad for your health. E: He explained what organic produce is. F: He explained why organic fruits and vegetables are expensive. G: He explained where people can buy organic produce.

The boy studied the signs for over an hour, but still could not __________ them, so he turned to his teacher for help.

Peter became angry and said that ___. A: he was tired to listen to them B: the listening to them was tired for him C: he was tiring listening to them D: he was tired of listening to them

How did he help poor people after he became famous? A: he bought many houses and let them live in with a little rent B: he taught them how to play soccer C: he bought many houses and let them live for free D: he gave them many money

When he explained it again and again, the student’s patience . A: A. ran over B: B. ran on C: C. ran out D: D. ran off