我按下开关，机器就启动了。

I pressed the button and the machine ___started running.

音乐会将在七点钟准时开始。

The concert will ___start at seven o'clock sharp.

她按下按钮，启动了洗衣机。

She pressed the button and ___started the washing machine.

他们吃完早餐就出发去海边了。

They ___started their trip to the beach right after breakfast.