【正文】
____ dancing. 20. They eat rice and vegetables for lunch.(改為現(xiàn)在進(jìn)行時(shí)的句子 ) They ________ ________ rice and vegetables for lunch. 答案: 一、 4. because 二、 learning 8. are playing 10. am listening 三、 點(diǎn)撥: finish 后跟動(dòng)詞的 173。ing形式。 12. D 點(diǎn)撥: be / get ready to do ,故選 D。 13. B 點(diǎn)撥: because of 后跟名詞。 14. B 四、 you cleaning 17. What is; doing are 19. isn39。t; or eating