176. I _______ to catch the early train, but I didn't get up in time. I have to stay here for another two days.
The chairman requested that ___________.
I______Professor Jones had taught me this question.
—— It is rather cold here. Shall we light a fire? —— No, we______because things are easy to catch fire.
You_______go to the party if you don’t finish your homework first.
Even though I’d hurt my leg, I______ swim back to the river bank.