We should _______ the old and offer our seats to them on buses.
—________have you lived in Suqian,Jane?—For about 16 years.
I________English for about six years.
The Smiths have moved away!I really miss them.They________a lot of help to the community for nearly ten years.
—You speak Chinese very well.________have you learnt,Amy?—For two years.
Mr.Smith has worked in China________two years ago.