找出下列不同类的单词，将其编号写在前面的括号里。
( )（1）A.housework B. homework C. apple
( )（2）A.sad B. monkey C. upset
( )（3）A.bring B. interesting C. surprised
( )（4）A.why B. how C. cars
( )（5）A.apple B .hamburger C.pie
— ________ do you wear in winter?
— I wear a sweater and a coat in winter.
A.What B.When
— What’s the weather like in spring?
— _________ windy.
A.It’s B.They are
— What do you like doing?
— I like ________ flowers.
A.to smell B.smelling
— What can you feel?
— I can feel _________ .It’s a key.
A.something hard B.hard something
What _______ you do on Sunday?
A.do B.are