Don’t _______ the people who are in trouble.

Lucy’s room is the same size ______ Lily’s but her bed is different ________ Lily’s. [ ]

.As reported in the essay by Prof. Brown, it is only in the most difficult circumstances ________ a man’s abilities are fully tested.

Why _______ him some advice on how to do it?

The students in our school help the children in Yushu . [ ]