(1) What are the girl and the boy going to do this Saturday morning?
A)Have a picnic.
B)Plant trees.
C)Play in the street.
原文：
-Hi,Linda. Are you going to have a picnic this Saturday?
-No,we aren't. We're going to plant trees this Saturday morning. Will you join us?
-That's good. But Bob asked me to go to swim with him. I'll tell him I won't go. Where and when shall we meet?
-We shall meet outside the school gate at 7:30.