Question

---Look! There is         beautiful rainbow in the sky．
---Wow, it’s so beautiful. I’d like to take a photo of     rainbow before it disappears．

A．a; the

B．the; a

C．the; the

D．a; a

Answer 1

A

试题分析：句意：看，天上有道彩虹。是啊，多美呀。我想趁这道彩虹消失之前给它拍张照片。冠词a一个，表示泛指，定冠词the表示特指，也可复述上文提过的人或事物。