【单选题】听力原文:W: Just a few reminders are necessary before you climb in. First, make sure you are properly grounded at the shore. M: What do you mean by that? W: I mean your canoe should be secure enough so th...
A.
To make sure you are standing firmly enough at the shore.
B.
To make sure you are properly equipped.
C.
To make sure you are properly grounded at the shore.
D.
To make sure you are properly grounded off the shore.