I was trying to pick up my hat that __________ off in the wind, but failed at last.A. had been blown . is blown C. blown D. it had been blown
He hasn't decided __ to London.
In many ways, riding on a bike is simliar to ___.
We did the job as fast as we could, ___ to finish it earlier.
We had better not __ them busy all day long.
The girl is dangerous ___.