please be very quiet为什么be动词不改变

so please be very quiet 的意思 Please be quiet!The other ( ) hear very! Please be very quiet.改为否定句 Please（ ）（ ）very quiet. so please be very quiet 中的be为什么这么用? please be very quiet为什么be动词不改变 Billy,please be quiet. Please be quiet 是什么意思? And please be quiet. Silence,please!Please be quiet! she's very shy,so please be very quiet.改为because的句子 but she's very shy.so please be very quiet.帮我译出来, “please be very quiet”这句话中,为什么要用“be”呢? WILL YOU PLEASE BE QUIET PLEASE怎么样 It used______(be)very quiet. _____ pandas are very shy ,_______ please be quiet .A.because_soB.because_/C./_/D.so_/ 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