The conference has been held to discuss the effects of tourism ______the wildlife in the area.A. in B on C. at D. with
.The warmth of ______ sweater will of course be determined by the sort of ______wool used.
.Our meeting room is ______ theirs.
.— Where is the hospital?— It’s about 500 meters ______ the school.
.As we all know, the advantage _______ is good for students’ self-improvement.
. ―Tom will be here to attend a meeting tomorrow. ―Oh, I he today.