The world's population has grown to more than six times____it was in 1800.A.that B.what C.which

问题描述:

The world's population has grown to more than six times____it was in 1800.A.that B.what C.which
D.when

The world's population has grown to more than six times what it was in 1800.答案是B目前的世界人口与1800年相比已经增长到那时的六倍多!短语grow to意思是“增加到”.类似的表达法还有increase to,rise to,clim...