—I hear that Huang Gang made an English speech contest last week.

---____________and ___________.

A．So did he,so did you.

B．So he did, so you did.

C．So did he,so you did.

D．So he did ,so did you.

下列关于日本火山地震的叙述正确的是（　　）

A．位于地中海--喜马拉雅火山地震带，所以多发火山地震

B．日本处于两大海洋板块的交界处，使日本多火山地震

C．日本最著名的富士山士一座休眠状火山

D．由于火山活动频繁，所以日本很少建设摩天大楼