第24题:[单项选择]<BR><BR><DIV><TABLEcellSpacing=0cellPadding=0width="100%"border=0><TBODY><TR><TDvAlign=topwidth="100%"></TD></TR></TBODY></TABLE></DIV><br/>A.4:30.<br/>B.4:40.<br/>C.5:00.<br/>D.5:30.<br/>参考答案:A 答案解析:[听力原文]
M: When do you think Bob will be back
W: When he left at 4:30, be said that he would be ba