一、用所给词的适当形式填空。 1．Kangaroos are ______ (play) and chimpanzees are _____ (noise). 2. I was ____ (surprise) to find hardly anyone in the zoo. 3. Visiting zoos are like ____ (live) textbooks for young people.
1. Everyone is supposed ________ a seat belt in the car. A. wearing B. to wear C. to be worn 2. What do you feel the chickens ________? A. on B. to C. /
一、请你用所给词的适当形式完成下列句子。 1. Here are some things they have learned from ______(scientist ) studies. 2. Sunglasses are used for _____ (keep) out the sun. 3. The students are ______ (confuse) about the ______ (confuse) problem. 4. I’m considering _____ (stu
Unit14 单元测试题 一. 根据句意用括号中所给单词的适当形式填空。 1.I’d like a pair of ________, please (shoe). 2.They talked on and on very ______ (happy). 3.The _____ are building a tall building. (work) 4.This bag isn’t Lucy’s , It’s ______ sister’s. (she) 5.The first lesso
Unit6 单元测试题 一、 把下列词组译成英文。 1. 随音乐起舞 ___________________ 2．各种各样的__________________ 3. 比…更喜欢…_________________ 4. 使记起, 提醒____________________ 5. 看见某人做某事___________________ 6. 过得很愉快_________________[page] 8. 我的大多数朋友________________
Unit9 单元测试题 一、根据开头字母，补全单词 1. Do you know who the computer was i _______by? 2. The seat belt on a plane are a _______. 3. It was a big m________ to leave my umbrella at home. 4. A c______ is a hundred years. 5. Boys, stop t_____ stones to the poor do
1、下列关于细胞及其结构功能的叙述中，不正确的是 ( ) A． 叶绿体利用光能分解水的反应发生在囊状结构的薄膜上 B．不再分裂的人体细胞中总共只有46个DNA分子 C．乳酸菌和酵母菌都含有核糖体和DNA D．精子细胞，神经细胞，根尖分生区细胞不是都有细胞周期，但化学成分却在不断更新
I．口语练习 There are many helpful inventions around us．Choose one youre familiar with and introduce its history to your partner． Ⅱ．听力 A．根据所听到的内容在短文空白处填上正确的单词 生词：cacao n．可可(树)；可可豆 ceremony n．典礼 Do you know how chocolate is 1 and what it is made of? Whe
IV．选择填空（共20小题，每小题1分） ( )21. I prefer watching TV to ______ music every day. A. listen to B. listen C. listening to D. listening ( )22. Look at that girl ______ name is Lucy. A. who B. whose C. which D. whom
1．下列关于染色体和DNA的关系的叙述，正确的是 A．DNA和染色体都是遗传物质 B．染色体的组成成分之一是DNA C．一条染色体含有一条或两条多核苷酸链 D．DNA只存在于染色体上
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