化妆品中下列哪些物质规定限量要求（）

A.汞、砷、铅、甲醛

B.汞、砷、铅、甲醇

C.汞、砷、铅、镍

D.镍、汞、砷、甲醛

E.镍、汞、砷、甲醇

My friend Jane works as _______as his brother.

A．hard

B．harder

C．hardest

D．much hard