What time is it now What does Alice’s father want to buy for her
A sweater.
B．A watch.
C．A red bike.
查看答案
When the little girl stood in the front of the classroom, her face ______ red.
A. turns
B．turned
C．turn
Who has got a pen Why is the woman busy these days
A. Because she’s writing a book.
Because she’s learning how to use a computer.
C. Because she’s making computers.
What time is it now What does the man hear
A. He hears someone singing.
B. He hears someone calling him.
C. He hears someone calling the woman.
在运算过程中，能够使空表与非空表的运算统一的结构足______。
微信支付 
支付宝支付