选出与所给单词不同类的选项. ( ) 1. boots ( ) 2.

( ) 2. circle

( ) 3. these

( ) 4. sometimes

( ) 5. rainy

A. square

A. those

A. never

A. snow

B. lines

B. this

B. many

B. sunny

C. shape

C. the

C. always

C. cloudy

D. triangle

D. that

D. usually

D. windy