根据中文意思完成句子
（1）有一个足球在操场上.
There ________ a _______ ________ the playground.
（2）是去学校的时间了。
It’s time _______ _______ _______ .
It’s time _______ _______.
（3）这些桔子是如此的大。
These _______ are _______ big.
（4）—“你们班上有多少个学生？”
—有五十个。”
— many are there in your class?
— There fifty.
（5）停止！太高了！
______! It’s ______ high!

( ) The teachers’ office is on floor.
A.one B. the second C. second

( ) How many are there in your house?
A.bathrooms B. a bathroom C. bathroom

( ) There two glasses of coffee on the table.
A.is B. are C. am

( ) Don’t push , David.
A. I B. we C. her