【题目】A few years ago, it was an endangered species, but now the population is_________.
A.on the increaseB.on the declineC.not in the leastD.less and less
在线课程【答案】A
【解析】
考查介词短语辨析。句意：几年前，它还是一种濒危物种，但是现在种群的数量正在增加。A. on the increase在增加；B. on the decline在下降；C. not in the least一点也不；D. less and less越来越少。根据句意可得知A选项符合题意。故选A。