疼痛是人的本能，有了痛觉，我们才能更好地管理自己的身体。在描述疼痛上，中文较于英文更“user-friendly”。咱们中国人描述疼痛无非就是“疼”字或“痛”字，比如：牙疼（痛）；头疼（痛）；肚子疼（痛）。“疼”和“痛”可以替换，没啥区别，学习起来也比较方便。
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ADJ If your voice is hoarse or if you are hoarse， your voice sounds rough and unclear， for example because your throat is sore. 嘶哑的。
【手机中国导购】今年下半年是各个厂商发布新品的密集期。这对于大多数消费者来说是件好事，可是对于有些厂商来说，这是场非常惨烈的争斗。在九月至年末里，手机市场上有很多都具有不俗实力的新产品纷纷发布，例如国内的魅蓝、国外的Nexus6等。
Thereare lots of books in our library. There is a lot of water on the ground a lot,是一个副词词组，跟动词连用；表示十分，很等意思； Thanks a lot.14. go to bed 去睡觉
In the past， my hometown was very small， and people lived a poor life. The houses were old and small. Pollution was very serious， and there was rubbish everywhere. The traffic was not convenient， so few visitors came here.
You have to do the hard things.想成功你就得去这些难事：You have to make the call you’re afraid to make.你得去打那些你不敢打的电话。
Unit 1. what’s the matter?重点短语归纳1. foot---feet 脚 <复> tooth---teeth 牙齿 <复>2. have a cold 感冒3. have a stomachache 胃疼4. have a sore back背疼5.
