The government ______ a heavy tax on tobacco, which aroused opposition from the tobacco in
A.pronounced
B.imposed
C.composed
D.prescribed
B
解析:pronounce意为“宣告,断言”;impose意为“征税,强加”,通常与on搭配使用;compose意为“组成,写作”;prescribe意为“指示,规定”。根据后面的aheavytaxontobacco可知,应选impose。