题目内容
想一想，为什么成年人一般吃三餐即可，幼儿在幼儿园要吃三餐两点？
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Activity 2Fill in the blanks with the proper form of words given in the brackets.1. There have been calls for a new kind of security _______(arrange).2. We were most impressed with your __________(efficient).3. The manager spoke to them all __________(individual).4. The Chinese people maintain a strong cultural________(traditional).5. Keep your office space looking good, __________(particular) your desk.
Activity 3Grammar: Fill in the blanks with the proper form of words given in the brackets.1. The man ________(stand) at the gate is my English teacher.2. They live in a room ________(face) the south.3. The girl ________(sit) under the tree is really charming.4. There are a few boys ________(swim) in the river.5. A man ________(live) in the village rarely sees subways.
设计时有两种方法可以减小凸轮机构的压力角：。
Listen to interview about the tips for freshman students. Match the name of the person with the tip given by the person.
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