Please keep quiet.(变为否定句） _____ _____ quiet please.

Please keep quiet.(变为否定句） _____ _____ quiet please. Please keep quiet,_____? Please be quiet (改成否定句) Please _____ ______ quiet. please keep quiet (改为否定句) 英语变形Please be quiet变为否定句! keep quiet,please.（同义句） don‘t ---- ----- ---- ,please. please be quiet 改为否定句 ______ ______ quiet ,please. Keep quiet,please.的同义句是什么? Please be very quiet.改为否定句 Please（ ）（ ）very quiet. please be quiet.变否定句.为什么? He used to be quiet.(改为否定句） He _____ _____ to be quiet. Please be quiet in class .（改为否定句）