【正文】
is my bike?2. 行為動詞的變化。如: I am a 。否定句:主語+ be + not +其它。l、當主語為第一,二人稱及復數(shù)時,助動詞為do肯定句:主語+動詞原形(+其它)。如:He doesn’t swim well..一般疑問句:Does +主語+動詞原形+其它。t.特殊疑問句:疑問詞+以does開頭的一般疑問句?如: How does your father go to work?三.第三人稱單數(shù)的動詞變化規(guī)則(只有在第三人稱為主語的肯定句中,動詞才用三單式)(1)多數(shù)動詞直接加s:runs gets likes collets takes plays climbs…….(2)結尾是s, x, sh, ch, o,前為輔音字母,結尾加es : watches goes does washes brushes(3)動詞末尾y前為輔音:將y改為i加es: study→studies fly→flies carry→carries cry→cries但在y前如果為元音則直接加s: buys says四.時間標志:always總是 , usually經(jīng)常 , often經(jīng)常 , sometimes 有時,every…每~一般現(xiàn)在時練習題(1)I. 用下列單詞的適當形式填空1. We often________