They are my __________.
A.friend B.a friend C.friends
( ) I’m writing ___ email to my friends.
A. a B. an C. the
( ) What are you _____?
A. do B. does C. doing
( ) You bought us ___ of presents.
A. lot B. a lots C. lots
() Good luck ____ the future!
A. to B. of C. for
选择不同类的单词。
()(1) A. sport B. football C. basketball
()(2) A. forty B. first C. one
()(3) A. boy B. Chinese C. English
()(4) A. happy B. school C. park
()(5) A. book B. message C. pencil
()(6)A. earth B. sun C. forever