问题补充:
单选题ToreachAfrica,weflewhighmountains,deepvalleysandgreatdeserts(沙漠).A.on, across, thoughB.over, through, throughC.over, through, acrossD.on, in, across
答案:
C解析试题分析:介词辨析。Over越过(从空中);through穿过(从内部穿过);across从表面越过;on在..上面;in在…里面;句意:为了到达非洲,我们飞越高山,穿过峡谷,跨越沙漠。故C正确。考点:介词辨析点评:Over越过(从空中);through穿过(从内部穿过);across从表面越过;on在..上面;in在…里面;