Do you have _______ balls?
A. some B. any C. a D. an
I have two_______.
A. pencil cases B. pencils cases
C. pencils case D. pencil case
I don’t have a computer _______ a TV.
A. and B. or C. but D. has
His uncle _______ have a ball.
A. doesn’t B. don’t C. isn’t D. aren’t
–Whose is he? --Let _______ see.
A. I B. he C. me D. him
I. 词形变换。
1.have (单三) __________
2.do (单三) ____________
3.play (单三) ___________
4.like (单三) ___________
5.we (宾格) ____________
6.they (宾格) ___________
7.many (比较级) ________
8.class(复数)___________
9.sound (单三) __________
10.watch(单三)___________