读单词,找出不同类的一项。
① ____ A. big B. duck C. dog
② ____ A. duck B. chicken C. rabbit
③ ____ A. mouth B. nose C. cat
玻璃瓶中装入摇匀的糖水和酵母,能把套在瓶口的小气球胀大,原因是( )
Going to the movies is good, ______ I really only like listening to music.