A：what are you doing ? B:I'm ____ the poster. A:what ____it say ?
A：what are you doing ?
B:I'm ____ the poster.
A:what ____it say ?
B:It says Mr.zhang is going to give us a ___ about the___ ___.
A:where and _____?
B:at the school hall ____1:00p.m. and 3:00p.m.
A:are you going there?
B:of course.
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