问题 选择题
选出每组单词中不同类的一项。
( ) 1. A. bike
( ) 2. A. go  
( ) 3. A. park
( ) 4. A. three
( ) 5. A. in
B. bank
B. green
B. zoo 
B. five
B. at
C. train
C. yellow
C. school
C. four
C. how 
D. bus 
D. red 
D. teach
D. fifth
D. on
答案

1. B  2. A  3. D  4. D  5. C

解答题
单项选择题