请选择DCBA9h0Z(k0U5M2v)Z9k4_8y)F We _________ so as not to wake the roommates.+J2];v-h3J8[8y,K,N'A3e8|
A.whispered+J2];v-h3J8[8y,K,N'A3e8|
B.moaned+J2];v-h3J8[8y,K,N'A3e8|
C.grunted+J2];v-h3J8[8y,K,N'A3e8|
D.muttered+J2];v-h3J8[8y,K,N'A3e8|