英语 不定式 补全对话补全对话A:hello!may I speak to Helen,pleaseB:_______　

英语 不定式 补全对话
补全对话
A:hello!may I speak to Helen,please
B:_______　
A:oh,this is Peter speaking.is that
Mrs.Black
B:_______　
A:you know,I’ve got something importabt to
tell her.can I leave a message
B:_______　
B:let’s start?
A:OK.please tell her the students in our
class are going to lant trees this Saturday
B:_______　
A:we’ll meet at the school gate at half
past seven that morning
B:_______　
A:no.that’s all.thank you
B:you’re welcome