__and tell us all about it.we are eager to know what happened last night.
问题描述：
__and tell us all about it.we are eager to know what happened last night.
A hold on
B go ahead
C carry out
D speed up
答
选A hold on 别挂断电话 的意思
go ahead 前进,进行 的意思
carry out 执行,实现,完成 的意思
speed up 加速 的意思
根据句意,选 hold on