英汉互译。 1. 听磁带 2 . have fun 3.向一名警察求助 4. have conversations with friends 5. 大声朗读 ____________ ____________ ____________ ____________ ____________ 6. end up talking 7. 做调查 8. add up to 9. 有一点帮助 10. make vocabulary lists ____________ ____________ ____________ ____________ ____________