Be quiet,please!___改为——

Keep quiet,please.(改否定句)___ ___ quiet. Be quiet,please!___改为—— Billy,please be quiet. Please be quiet 是什么意思? And please be quiet. Silence,please!Please be quiet! Please be quiet in the library.改为一般疑问句,怎样改啊 WILL YOU PLEASE BE QUIET PLEASE怎么样 don't ___ in class,Please be quiet .A.talk B.speak C.say please be quiet 改为否定句 ______ ______ quiet ,please. Please be quiet (改成否定句) Please _____ ______ quiet. please be quiet 与 please keep quiet 区别是什么 please close the door ___(quiet). Don't be l___.please be quiet Please be quiet. (改为同义句) _______ ________ quiet be quiet的同义句,（ ）（ ）quiet,please. be quiet的同义句,（ ）（ ）quiet,please. please be quiet.变否定句.为什么?