jump 跳跃，跳动，猛增 laugh 笑

jump 跳跃，跳动，猛增v.
经典例句：He is an athlete,and he can jump very high. 他是个运动员，能跳得很高。
考点归纳：jump at once立刻行动；
jump with joy欢呼
生词：athlete 运动员，强壮的人n.

laugh 笑 v. & n.
经典例句：When he makes any mistake,don't laugh at him. 当他出错时，别嘲笑他。
考点归纳：laugh at 嘲笑
laugh off 对…一笑了之