—Did you buy the car about ten years ago? —Yes. ____it’s old, it still runs well.A、Because B、Since C、Although
---What should I do, doctor? ---_______healthy, you should take more exercise.
There is _________ sheep _______ grass under the big tree.
---Who helped Mum wash the dishes yesterday? ---Helen ______.
---_______I come back before five o’clock? ---No, you ________. But you________ be back later than seven o’clock
It is unhealthy _______ us to eat too much sweet food and it is wrong _______ us to buy sweet food every day.