'I'm' is a contraction of the words 'I am.' By adding a verb to 'I'm' this lets you express an action or occurrence about yourself.

I'm是I am的縮寫，在I'm后面添加動詞是為了讓你能表達(dá)一個動作或者你現(xiàn)在正在做的事兒。

Here are some examples:

"I'm eating lunch."

"I'm brushing my teeth."我在刷牙。

"I'm scared."我很害怕。

"I'm driving to work."我在開車去上班。

"I'm crying."

"I'm typing an email."我在發(fā)電子郵件。

"I'm cooking dinner."我在做晚飯。

"I'm combing my hair."我在梳頭。

"I'm hanging a picture."我在往墻上掛照片。

"I am texting."我在發(fā)短信。

"I am dancing."

"I am interested in the job."

"I am exercising."我在鍛煉。

"I am sad."

"I am learning."