Marry,i have got a new cell phone number!oh,hold on.i'll put it down just( ) a:in deed b:in case

问题描述:

Marry,i have got a new cell phone number!oh,hold on.i'll put it down just( ) a:in deed b:in case
c:in time d:in use

选B.表示“以防万一”.这是一个固定搭配