A-A+
In the twentieth century new drugs have marked
问题详情
In the twentieth century new drugs have markedly improved health throughout the world.
A．recently
B．consistently
C．supposedly
D．noticeably
参考答案
正确答案：D
解析：markedly意为“显著地，明显地”。A选项：最近地。B选项：持续地，连贯地。C选项：据认为，据推测，一般看来。D选项：明显地。
