Peter is a brilliant language leaner. Within two weeks, he has developed a good _______ of Chinese and Japanese. 
#5906
A
commitment
B
description
C
transformation
D
command
推荐题目
She found a lot of______were______.
#7428
A
passers-by; grown-ups
B
passers-bys; growns-up
C
passers-bys; grown ups
D
passers-by;growns up