look forward to doing get/be used to doing think about doing
3 Thanks for doing What/How about doing
To do/doing
stop to do /doing like/love/prefer to do /doing hate to do /doing begin/start to do /doing do/doing
feel sb do/doing 一感
hear/listen to sb do/doing 二听
see/ watch /notice/find sb do/doing 四看
4特殊疑问词＋to do
I don’t know what to do.
5另外 help sb do/to do a man called/named Tom a boy playing football a lost child 基本时态的结构及判断标志词：
1一般现在时态： 主+V (单三+Vs )
否定:don’t/doesn’t +V
标志词： always, often, sometimes, usually, once\twice\three times a week, If…, ….
2一般过去时: 主+Ved
否定:didn’t +V
标志词:yesterday, last …, … ago , in 1998, , just now, this morning ,….later.
3一般将来时: 主+will +V
否定: won’t +V
标志词: next …, tomorrow, in +时间段 in the future , tonight ,soon
4现在进行时: 主+am/is/are+Ving
否定: 主+am/is/are+not+Ving
标志词: now, right now, listen! Look! At the moment
5过去进行时: 主+was/were+Ving
否定: 主+was/were+not+Ving
标志词: this time yesterday,at that time,then,.at 10 yesterday morning
6现在完成时: 主+have/has+P.P
否定：hasn’t/haven’t +P.P
标志词：already, not yet, ever, never, just, so far, since , for ,in the last few years,
Better late than never. To work hard is the key to success. Good luck！