阅读下面短文，从每题所给的A、B、C、D四个选项中选出最佳选项。

A  On a Quiet Night Tang  Li Bai I saw the moonlight before my couch, And wonder if it were not the frost on the ground, I raised my head and looked out on the mountain moon, I bowed my head and thought of my far-off home.

B  Homesickness -- by Yu Guangzhong In my childhood, Homesickness was a small stamp. I was here. And my mother was over there， When I grew up, Homesickness was a narrow ship-ticket. I was here And my bride was over there: And then Homesickness was ___47________. With me outside And my mother inside: But now, Homesickness is a shallow strait. I am on this side. And the mainland is on the other side

PoemA was written by    in      Dynasty.

A．Du Fu, Tang

B．Bai Juyi, Tang

C．Li Bai, Tang

D．Sushi, Song

Choose the best phrase to fill in the blank.

A．a big rock

B．a huge mountain

C．a small tomb

D．a long river

What’s the theme of the two poems?

A．Missing hometown	B．Talking about friendship
C．Missing mother	D．Talking about city