II. 19. This rule can be used for all integers, both positive and negative. 27. Impedance in an ac circuit plays the same role that resistance does in a dc circuit. 28. Two parallel wires a distance of apart carry the current i
Lesson Plan for Graduate Students (Writing Course) Science writing in our country, according to many experts in English, is in fact scientific translation from Chinese to English. That is to say, all the Chinese college graduates are able to write academic papers in Chinese. The problem is how they can put their papers into English versions. Quite a few professors and graduate students at our university sent
Ⅳ V The verb 1. Special link verbs y在这种情况下机器容易发热 In this case, machines get hot easily. y该皮带平压在滑轮 (pulley)上 The belt lies /presses rests/flat on the pulley y其结果证明是正确的。 Its result proves correct
QUIZI There is a 1-in-17 chance of drawing two successive hearts in this manner. The varieties of nonferrous(有色的) metals are nearly four times what they were. There are races(种,属) between animals large and small. Leprosy does not affect most animals the way it does humans
2008年6月全国大学英语四级考试真题和答案 写作部分(9:009:30) Part I Writing(30 minutes) Directions: For this part, you are allowed 30 minutes to write a Letter of Apology according to th utline given below. You should write at least 120 words following the outline given below in Chinese