【单选题】
He speaks English ___ he speaks his mother tongue.
【单选题】
My mother is __________ a piece of meat.
【单选题】
I often visited Tian’an Men Square ___ I was staying in Beijing.
【单选题】
Try ___ he might, he couldn’t get out of difficulty.
【单选题】
Ladies and gentlemen, please fasten your seat belts. The plane __________.
【判断题】
When did you arrive in new york?
【判断题】
The poor man works days and nights in order to gain more money.
【判断题】
The exciting news made them excited.
【判断题】
We can pick some apples.
【单选题】
Not until all the fish died in the river ___ how serious the pollution was.
①
did the villagers realize
③
the villagers did realize
④
didn’t the villagers realize