以下哪个句子是描述原因的句型?（）
A.The chief reason why …… is that …… B.It is obvious / apparent/ clear/ conspicuous / without doubt that …… C.A recent report indicates that …… D.According to the statistics provided by ……, it can be seen that ……正确答案A
以下哪个句子是描述原因的句型?（）
A.The chief reason why …… is that …… B.It is obvious / apparent/ clear/ conspicuous / without doubt that …… C.A recent report indicates that …… D.According to the statistics provided by ……, it can be seen that ……正确答案A
