He could hum       when he was only four years old.
#29231
A
many music
B
many piece of music
C
a lot music
D
many pieces of music
推荐题目
How many ________ are there in the park?
#29743
A
family
B
families
C
familys
D
familyes
We have six _____ .So we can know the time.  
#27975
A
plants
B
watches
C
balls
D
tapes
Egypt is ___________.
#29595
A
a city
B
a country
C
a man
D
a plant