We always ( ) the neighbours' cat while they're away.

We always ( ) the neighbours' cat while they're away.
A.take care
B.look after
C.look at
I’ve lived in Chongqing ( ) twenty years.
A.in
B.for
C.since
The meeting ( ) for five hours.No one knows when it will end.
A.has lasted
B.have lasted
C.lasted
We ( ) a chess competition tonight.
A.have had
B.have
C.are having
Mr Smith has a ( ) daughter.
A.five-year-old
B.fives-year-old
C.five-years-old
非常感谢回答的朋友!