we must keep a secret of the things being discussed here 怎么改

we must keep a secret of the things being discussed here 怎么改 英语翻译"We must keep a secret of the things being discussed her 用分词适当形式填空We must keep the things ______(discuss)now a secret We must keep quiet and walk___out of the room A. yet must of us keep on touching things as we grow up.怎么翻译?ke we must keep the balance of ( ).(自然界) The matter being discussed is of importance We must keep our classroom clean The sentence stucture here you must keep it a secret is that we must keep the secret very important?单句改错,注明原因和翻译 We all think the problem is()being discussed. We must keep the noise under 50dB（分贝） here.The noise must __