重点讲解：
1. be scared to death
非常恐惧的；极度害怕的；吓得要死的；吓傻的；
eg. In high school I was scared to death of you.
高中时我怕你怕得要命。
eg. His face was white and he looked scared to death.
他脸色苍白，非常惊慌。
2. call up
（给…）打电话；
eg. He called up the museum.
他给博物馆打了电话。
eg. Sometimes I'd even call up at 4 a.m.
有时我甚至早上四点都打电话。
3. wipe out
摧毁；毁灭；使灭绝；
eg. The spill could wipe out the Gulf's turtle population.
这次原油泄漏可能会使波斯湾的海龟灭绝。
eg. The man is a fanatic who is determined to wipe out any opposition to the way he conducts himself.
这人是个狂热分子，决意扫除任何反对其行事作风的声音。
