为下列句子选择正确的译文。(28分)
( )（1）Hello!
( )（2）What's your name?
( )（3）My name's Chen Jie.
( )（4）Goodbye!
( )（5）Hi！I'm Wu Yifan.
( )（6）Show me your pencil.
( )（7）Open your pencil box.
Miss Liu问“What do you usually do on weekends？”，下列回答正确的是：________
A．I have a PE class. B．I usually see my uncle. C．I don't know.
Peter想问Li Yan哪天上数学课，他应说：________
A．When do you have maths classes?
B．When do you has maths class?
C．What do you have maths classes?
如果你想知道今天是星期几，你应问：________
A．Today is Monday.
B．What today is day?
C．What day is today?
如果你想说“一周有七天。”，你应该说：________
A．There is seven day in a week.
B．There are seven days on a week.
C．There are seven days in a week.