作业帮she is not sure()the thing介词
来源：学生作业帮助网 编辑：作业帮 时间：2024/04/29 17:57:44
x)+HU,V/Q(.-J,
dd?b}MR>aEv6D_Zf&)K2O|ioӎ =]7Ovo{[AF 1d! Q
she is not sure()the thing介词
she is not sure()the thing介词
she is not sure()the thing介词
about.
be sure about sth
她不十分确定这件事 .