补全对话。
A: I'll miss you, Diana!
B: Oh, I feel just the 1______! We must try to continue our friendship, even though we will no 2______
be at school together.
A: Yes. I wish we weren't going to different senior high schools. I feel really sorry to have to say 3______
to you and all our other old friends.
B: We'll make new friends, too, though! But let's promise to stay in 4______. We may not see each other
so often, but we can get together in the summer vacation.
A: Yes, that's a good 5______. And think of all the happy times we'll have then!