a place where many kinds of wild animals are kept for the public to see and where they are studied， bred and protected.
react/riˈækt/vi.反应,作出反应;起不良反应 It all happened so quickly that Sophie had no time to react.事情发生得太快了，以致苏菲来不及有什么反应。
X-ray/'eks reɪ/n.X射线;X光。toothache /'tu: θeɪk/ n.牙痛。take one's temperature 量体温。headache/'hedeɪk/ n.头痛。
You can _ _ the key words such as names and numbers. They will help you understand and remember what you hear.
如:Jim 吉姆 China 中国 Mr. Smith 史密斯先生。大多数情况下做定语的名词用单数形式，但man，woman做定语时，如果修饰的是可数名词复数，则相应的变为复数，总是以复数形式出现的名词作定语时用复数。
A memorial stone was dedicated to those who were killed in the war.另外也可以这样记忆:delicate中间是l，是一个又长又直的东西，盘条直顺，精美的，易碎的。
