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10谁懂英语近来下Isetthechildaloneandhegotlost.----Youwithhim.选项:a、shouldgob、shouldhavegonec、wouldhavegoned、mustgo

题目详情
10 谁懂英语近来下
I set the child alone and he got lost .---- You ___ with him .
选项:
a、should go
b、should have gone
c、would have gone
d、must go
▼优质解答
答案和解析
选b.这是对过去的虚拟,should have done sth 本应该做某事(实际上没有做)