小学六年级英语专题练习题(20)[含答案解析]
2012年备战小升初英语专题练习题(20)
一、单项选择
1. There are more than __ stars in our galaxy and our Sun is only one of them.
A. 200 billion
B. 200 billions
C. 200 billions of
D. 200 billion of
2. ---How much does the bag __ ?
---It’s twenty yuan.
A. spend
B. cost