【题目】Some experts have indicated that a kind of disease willthis winter.
A.break down
B.break out
C.break up
D.break off

【答案】B
【解析】考查动词短语辨析。这里指一种疾病将会在今年冬天爆发。break out爆发; break down垮掉, 崩溃; break up分解, 分手; break off中断。所以选B。