Would you care to comment on any troublesome students in your class?

　　你愿意談?wù)勀銓δ銈儼嗌险{(diào)皮學(xué)生的看法嗎？

　　Really, I'm not in the least tired.

　　說真的，我一點(diǎn)也不累。

　　When I'm tired, I tend to make mistakes.

　　我累了就容易出錯(cuò)。

　　he sun's ultraviolet rays are responsible for both tanning and burning.

　　陽光中的紫外線是皮膚曬黑和灼傷的根源。