She is a ________ girl．

1. A.
   nine-years-old
2. B.
   nine-year-old
3. C.
   nine-years old
4. D.
   nine year old

She is looking after a       .

_____ she is only 4 years old, ______ she can plays the piano.

A. Although, but??? B. Although, \???? C. But , \?? D. \, and

She is looking after a       .

A．five-month-old baby

B．five month old baby

C．five-months-old baby

D．five-years-old baby

She is an ___girl