外研版六年級英語下冊《He's riding his bikebut it's starting to rain》PPT教學(xué)課件，共17頁。
Let' s chant
The bell is ringing.
The dog is barking.
Little Tom is crying.
But Sam knows nothing.
當(dāng)你正在做某件事情的時，另一件事也發(fā)生了，我們用英語應(yīng)該怎么表示呢？
現(xiàn)在進(jìn)行時 + but + 一般現(xiàn)在時
主語 + be + v-ing, but 主語 + v / v-s
現(xiàn)在分詞，又稱-ing形式 ，變化規(guī)則為：
1.一般情況直接加 ing
do→doing、sing→singing
2. 去e ，再加ing
dance→dancing like→liking write→writing make→making, take→taking
3.重讀輔元輔雙寫尾字母，再加ing
cut→cutting swim→swimming
... ... ...
關(guān)鍵詞：《He's riding his bikebut it's starting to rain》PPT課件免費(fèi)下載，.PPT格式；
