when you leave the room,make sure the door _____.A.was locked B.is locked C.will be locked D.should be lucked
问题描述：
when you leave the room,make sure the door _____.
A.was locked B.is locked C.will be locked D.should be lucked
答
B is locked
make sure 后加一般现在时
答
这个是将要发生的动作,故A不行, 要用B,用一般现在时表现将来
答
A
答
B
答
B
排除：
A时态不对
C感觉不对
D语气强烈不对
答
被动语态，状语从句用一般现在时，主句一般用一般将来时
选择C