_____ are falling in autumn.
A. Leafs
B. Leafes
C. Leaves
查看答案
She found ______ on the Internet.
A. a information
B. a piece of information
C. informations
Some ______ will visit our school tomorrow.
A. Germans
B. German
C. Germens
Twelve ____ were hurt, but no _____ were lost in that accident.
A. person, life
B. peoples, lives
C. people, lives
Richard became a doctor at the ____ of 20.
A. year
B. time
C. age
微信支付 
支付宝支付