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
Michael learned basketball his father.
A．playing; from B．to play; from
C．playing; with D．to play; with
He could hum when he was only four years old.
A．many music B．many piece of music
C．a lot music D．many pieces of music
— did he play soccer?
— About 15 years.
A．How often B．How many C．How long D．How much
Did they the English speaking competition?
A．join B．joined in C．take part in D．make part in
I saw Mr Li into the school library just now.
A．went B．goes C．going D．go
