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更上一层楼 基础•巩固•达标 Ⅰ.将A与B中有关联的单词搭配在一起 A：boil rust expand tongs contract dissolve reaction B：crucible cool oxide liquid conclusion heat steam 答案：boil—steam rust—oxide expand—heat contract—cool tongs—crucible dissolve—liquid reaction—conclusion Ⅱ.用一个合适的单词完成下列句子 1.What’s the (3 letters)of this experiment? 2.We use (11 letters)to provide power for machines. 3.It is time for us human beings to take measures to protect all living things to keep the (7 letters)of nature. 4.We students should go to bed early and get up early to (4 letters)a good habit. 5.Both teachers and students in our school are deeply impressed by Professor Smith’s (7 letters). 6.Our school was built just a year ago with many advanced teaching (10 letters). 7.I was (10 letters)when I heard the hospital had burnt down. 8.Jack，can you see something red (8 letters)in the distance on the water? 答案：1.aim 根据常识推断，应该说“实验的结果(result)/结论(conclusion)或目的(aim)”都可，又因只有三个字母，所以用aim。 2.electricity 本句意为“我们用电为机器提供动力”。 3.balance keep the balance of nature意为“保持自然界的生态平衡”。 4.form form a good habit of...为固定词组，意为“养成……的好习惯”。 5.lecture 按常识推断，应该是教授的“演讲”。 6.facilities 设备可表示为facility或equipment,但equipment不可数。在本题中many修饰facility，所以用facility的复数形式。 7.astonished 本句意为“当听到医院烧成平地的消息时，我惊呆了”。 8.floating 本句意为“你能看见远处水上漂着红色的东西吗?”float与something构成主谓关系，且表示正在进行的动作，所以用float的现在分词形式。 Ⅲ.用下面的介词完成句子 of out in from at 1. The reaction of metals with these substances can be put order. 2.Write out each corrected sentence least once. 3.Do an experiment to find if iron rusts in dry air. 4.Try to learn your mistakes，and you’ll make progress. 5.Two thirds the earth’s surface is water. 答案：1.in put...in order为固定搭配，意为“把……有序排列”。 2.at at least为固定搭配，意为“至少”。 3.out 固定短语find out意为“查明白;弄清楚”。 4.from learn from...意思为“向某人学习;从某事中吸取教训”。 5.of of表示所属关系， “……的”。本句意为“地球表面的三分之二是水”。 Ⅳ.用所给的短语完成句子 add..to in the area of be proud of be i nterested in react with be supposed to at the bottom of keep out of used to 1. Many great discoveries have been made science. 2.We all the Chinese athletes’ success during the 28th Olympic Games. 3.Mr.Smith smoke but he has given it up. 4.Please some sugar the tea. 5.Iron water and air to produce rust. 6.There are some underwater pl ants the tube. 7.You clean the blackboard and the classroom today. 8.I very English. 9. the dog the room.Don’t let it in. 答案：1.in the area of in the area of意为“在……领域”。 2.are;proud of 短语be proud of意为“对……感到自豪”，we作主语用are。 3.used to used to do意为“过去常常做某事”，但现在不做了。 4.add;to add...to...意为“在……里添加……”。在祈使句中用动词原形。 5.reacts wit h react with意为“与……反应”，iron为不可数名词，故用 reacts。 6.at the bottom of at the bottom of意为“在……底部”。 7.are supposed to are supposed to do在本句中相当于should do，表示“应该做……”。 8.am;interested in 本句意为“我对英语很感兴趣”。 (责任编辑：admin) |