When I opened the door,I (get) a big surprise

got 用过去式
如还有不懂的,还可以继续追问哦\(^o^)/~
再问： After he (see) the message,he will call me back
再答： sees 在条件或时间状语从句中，可以用一般现在时代替将来时 O(∩_∩)O~
再问： If you still (not feel) well,you'll have to see the doctor. I'll wait until you (be) ready.
再答： don't feel are
再问： 1.I (watch) fashion show at three yesterday afternoon 2.Jim (go) to school early every day.But he was late this morning. 3.—What about two o'clock this afternoon? —OK.I (be) there on time. 4.Be quiet,please.The teachers (have) a meeting. 5.Let me (show) you on the map.Look,it's here. 6.It's cold today.Would you mind (close) the window?
再答： was watching goes will be is having show closing O(∩_∩)O~