N-5:no picnic 一件不轻松的事
A:He always treats his homework as a piece of cake.
A:他总认为家庭作业十分容易。
B:But you know, our chemistry teacher's homework is no picnic.
B：但你知道，化学老师的作业可没这么轻松。
A:Yeah, when he did experiments, he nearly set hte house on fire.
A：可不是，他做实验时差点把房子烧了。
B:I bet he'll learn from it.
B:我想他会吸取教训的。
A:I hope so. But he always takes pride in his cleverness.
A：但愿如此，可他对自己的那份聪明骄傲不已。
