should/shouldn't 提出建议 — 英语情景题
题目
情景对话：Sam 在图书馆看到 Lily 大声说话，他们讨论应该怎么做。请从 should / shouldn't 中选一个填入空格。Sam: Hello, Lily! We are in the library now. You (1)________ speak loudly. Lily: Oh, sorry, Sam. I won't do it again. Sam: That's OK. We (2)________ be quiet here. Lily: Right. And we (3)________ say "Excuse me" when we walk past others. Sam: Yes! Good manners help us get along with each other.