—Fool _____ I am, I will not believe you any more.You have been promising a hundred times!—But Mum, this is the last time.
We are at your service. Don’t to turn to us if you have any further problems.
A warm thought suddenly came to me __________ I might use the pocket money to buy some flowers for my mother’s birthday.
All living organisms (有机物), __________ their unique identity, have biological, chemical and physical characteristics in common.
I have no idea when the bus will arrive. I for at least half an hour in such cold weather.
John has got a fever these days, and he says he doesn’t want to see a doctor, but I’m afraid he has no .