【正文】
Unit 3 I can swim very fast Let39。s chant: read, read, read, read fast. jump, jump, jump, jump high. write, write, write, write well. swim, swim, swim, swim fast. sing, sing, sing, sing well. Summary can 作為情態(tài)動(dòng)詞,表示能力,后面須跟動(dòng)詞原形。 我們可以用副詞 well, fast, high等修飾動(dòng)詞,表示動(dòng)作完成的程度。 be good at 表示擅長(zhǎng) ...,后接動(dòng)名詞戒名詞。 I can read fast. But I can39。t dance. I can swim fast. But I can39。t run fast. I am good at doing the high jump. But I am not good at playing football. The boy is good at writing. But he isn39。t good at running. We know: 表示會(huì)做某事用:主語(yǔ) +can+動(dòng)原。 表示不會(huì)做某事用:主語(yǔ) +can39。t+動(dòng)原。 詢問(wèn)他人能力用句子: What can ... do? 主語(yǔ) +can+動(dòng)詞短語(yǔ)、動(dòng)原。 詢問(wèn)他人是否會(huì)做什么: Can you....? 肯定回答: Yes, I can. 否定回答: No, I c