1、当主语是第三人称单数时，动词形式有以下几种变化：规则 动词原形 第三人称单数形式一般动词在词尾加-s,在清辅音后读/s/，在浊辅音或元音后读/z/，在 t 后读/ts/，在 d后读/ds/ 。helplikeswimlistenknowplaygetfindhelps /helps/likes /laiks/swims /wimz/listens /lisnz/knows /nz/plays /pleiz/gets /gets/finds /faindz/以字母 s, x, sh, ch 结尾的动词加-es, 读/iz/ 。如果动词原形词尾已有 e，则加 s。以 o 结尾的动词也加-es，读/
2、z/。teachgoteachesgoes以辅音字母加 y 结尾的动词，先边 y 为 i，再加-es，读/z/。study studies一写出下列动词的三单形式：sit- guess- die- go- rush- reach- touch- brush- fly- copy- say- run- do- fix- live- cry- enjoy- have- wish- play- Tie- teach- buy- study- drink- go- stay- make- look- carry- come- watch- plant- fly - do- 二、用括号内动词的适当形式填
3、空。 1. He often _(have) dinner at home. 2. Daniel and Tommy _(be) in Class One. 3. We _(not watch) TV on Monday. 4. Nick _(not go) to the zoo on Sunday.5. _ they _(like) the World Cup? 6. What _they often _(do) on Saturdays? 7. _ your parents _(read) newspapers every day? 8. The girl _(teach) us Engl
4、ish on Sundays. 9. She and I _(take) a walk together every evening. 10. There _(be) some water in the bottle. 11. Mike _(like) cooking. 12. They _(have) the same hobby. 13. My aunt _(look) after her baby carefully. 14. You always _(do) your homework well.15. I _(be) ill. Im staying in bed. 16. She _(go) to school from Monday to Friday.17. Liu Tao _(do) not like PE. 18. The child often _(watch) TV in the evening. 19. Su Hai and Su Yang _(have) eight lessons this term.20. What day _(be) it today? Its Saturday
