英语语法分析

Now more than half of Yemenis chew it daily.This has bad effects.

现在一大半的也门人每天都嚼咔特，这会有不良效果。

Yemenis rapidly became the world's biggest importers of rhino horn.

也门人于是成为了世界上最大的犀牛角进口国。

Yemenis rapidly became the world’s biggest importers of rhino horn.

也门人于是成为了世界上最大的犀牛角进口国。