【单选题】
When we _______ super, mother told us a joke.
【单选题】
If the stars nearby hit together, they _______ the earth.
【单选题】
I hurt my knee, so I stopped _______ football last month.
【单选题】
When we were having a party, the host _______ the bad news.
【单选题】
_______ all your time on this problem is not suitable.
【单选题】
Our old school_______ demolished next month. What a pity!
【单选题】
My father_______take me to travel when I was a child.
【单选题】
I hear that your company always take _______ children for survival experience during the vacation.
【单选题】
Dan and Kate_______ two years ago.
【单选题】
If a person _______ succeed, he must try his best.