选择正确的答语。(20分)
( )（1）同意某人的主意，应该说：________
A．Goodbye! B．Good idea. C．No.
( )（2）询问天气如何，应怎样说？________
A．How's the weather today? B．It's hot today. C．Shall we go swimming?
( )（3）让我们一起去北京，应该怎样说？________
A．Shall we go to Beijing together? B．Let's go to Beijing together.
C．Let we go to Beijing together.
( )（4）我能喝些牛奶吗？应怎样说？________
A．Can I have a milk? B．Can I have some milk? C．Can I have some water？
( )（3）当对方介绍迈克是你的朋友，可以说：
A. He’s Mike. B. This is my friend, Mike.
( )（2）李老师下午上课的时候可以说：
A. Good morning, class B. Good afternoon, class.
( )（1）当你向别人介绍海伦是你的妹妹，可以说：
A. This is Helen B. Helen is my sister.
( )（10）Liu Tao is _________ friend.
A. meB. myC. I
( )（9）Yang Ling is my_________.
A. sisterB. brother C. father