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Lamguage Poimts
1.I've put on five pounds!我胖了五磅!(教材第10页)(1)put on此处意为“增加（体重);发胖”。
e.g.:She can eat what she wants but she never puts on weight.【拓展】put on的其他含义:
1穿上;戴上
e.g.:My mother put on her coat and went out.②上演;举办
e.g:One summer our children put on a play.(2)pound
e.g.:The apples cost one dollar a pound.
【拓展】pound还可译为“英镑”，是英国标准货币单位，1英镑等于100便士。
e.g.:They spent a thousandpounds.
2.I wonder if it's similar to the WaterFestivalofthe Dai peoplein Yunnan Province.我想知道它是否和云南省傣族的泼水节相似。(教材第10页)
(1)I wonder if...是一个表示请求允许的交际用语，常用来询问对方是否允许自己做某事。
e.g.:I wonder if you would mind helping me.【拓展】①对I wonder if...做肯定回答可用:Sure,go ahead. Of course./Sure.
②对Iwonder if...做否定回答可用:
I'm sorry,but.… I'm afraid not. You'd better not.
(2)be similar to意为“与…....相似”。其中similar为形容词，意为“相似的”,无比较级。
e.g.:A cat is similar to a tiger in many ways.
