问题
选择题
The cigarette end thrown away by a careless farmer ______ the big fire and caused a great loss to them．
A．brought about
B．brought in
C．brought down
D．brought out
答案
答案：A
考查动词短语。bring about表示"造成，导致，带来"。B.引进，获利；C.使（某物）降低（落下）；D.生产，使显示。