句子加什么之類的就是比如run就是加重寫(xiě)加ing就變成running.
(1) 主語(yǔ)為非三單,時(shí)態(tài)為一般現(xiàn)在時(shí)態(tài),動(dòng)詞為原形
例如：I run so fast---Do you run fast
We run fast ---Do you run fast
They run fast --Do they run fast
(2) 主語(yǔ)為三單,時(shí)態(tài)為一般現(xiàn)在時(shí)態(tài),動(dòng)詞為動(dòng)詞加S ,ES
例如:Tom speaks quickly ----Does Tom speak quickly?
She walks slowly -----Does she walk slowly?
He goes to school every day .---Does he go to school every day
(3) 主語(yǔ)為三單/非三單,時(shí)態(tài)為進(jìn)行時(shí)態(tài),助動(dòng)詞BE+DOING 形式
例如：He is watching TV now.----Is he watching TV?
I am playing the piano .
She is doing her homework.
We are learning English now.
Tom is swimming in the river
Jack is running to greet his parents.
She is getting ready for his coming examination.
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