根据首字母把单词补充完整

问题描述:

根据首字母把单词补充完整
t_________ a person who gives you class
P_________ the place for students to play
m_________ a kind of drink which comes from cows
M_________the fifth month in a year
F_________not busy

teacher 老师
Playground 操场
milk 牛奶
May 三月
Free 空闲