WhendoesTomhavePEclass?
HehasPEclassonWednesdaymorning.
Whatdoes“redlight”meaninChinese?
Itmeans“stop”.
bedoing现在进行时
有助动词do/does/did后面动词用原形
特殊疑问句：特殊疑问词+do/does+主语+动词原形+其他
DoesMaryhaveapencilcase?
No,shedoesn't.
1.现在类：now/atthismoment
2.找人类：Whereis/are...?
3.看听类：look/listen
4.祈使类：Bequiet!
Look!Somestudentsarerunninginthemusicroom.
Isyourauntworkinginafactory?
No,sheisn't.
Arethegirlsdancingintheclassroomnow?
No,thearen't.
dodid是助动词，它本身不是动词
What'sAlicedoing?
Sheiseatingapples.
bedoing提问，bedoing回答
一般过去式
结构_实义动词类
1.主语+实义动词过去式+其他
2.否定句：主语+didn't动词原形+其他
3.一般疑问句：Did+主语+动词原形+其他
4.特殊疑问句：特殊疑问词+did+主语+动词原形+其他
一般过去时
结构_be动词类
1.肯定句：主语+was/were
2.否定句：主语+was/werenot...
3.一般疑问句：Was/were+主语...?
4.特殊疑问句：特殊疑问词+was/were+主语...?
1.last系列：lastweek...
2.yesterday系列：yesterday;yesterdaymorning
3.从前：threedaysago;ago
4.其他：in1998; in+过去年份
Yesterdaytheywenttothegiftshopandboughtlotsofgifts.
HowwasyourtriptoShanghai?
Great，Ihadagreattimethere.
