你觉得朋友的书包很漂亮，你应该说：________
A．It's pretty.B．It's cheap. C．It's expensive.
你决定买下某件东西，你应该对售货员说：________
A．I want it.B．Look!C．I'll take it.
与朋友见面时应说：＿＿＿＿。
A.Bye-Bye.
B.Nice to meey you.
C.Thanks.
当你和新认识的Jenny打招呼时，你应说：＿＿＿＿。
A．This is Jenny.
B.Bye-Bye,Jenny.
C.Hello,Jenny.How are you ?
当把你的朋友Danny介绍给其他朋友时，你应该说：＿＿＿＿。
A.This is Danny.
B.Hello,Danny.
C.How are you,Danny.