单选题:WhendidtheChineseinventtheCompass?A.In1492.B.Inthethirteenth 题目分类:理工类 题目类型:单选题 号外号外:注册会员即送体验阅读点! 题目内容: WhendidtheChineseinventtheCompass? A.In1492. B.InthethirteenthcenturyA.D. C.InA.D.80. D.Atleast2000yearsago. 参考答案: 答案解析:
Besides English, French is another frequently used language Besides English, French is another frequently used language of science.A.Right B 分类:理工类 题型:单选题 查看答案
Heavy pressure at work may account for his strange behavior. Heavy pressure at work may account for his strange behavior.A.calculate B.tell C 分类:理工类 题型:单选题 查看答案
All the rays of light reflected from objects are____. All the rays of light reflected from objects are____.A.of the same intensity B.o 分类:理工类 题型:单选题 查看答案
Which of the following is NOT true according to the writer? Which of the following is NOT true according to the writer?A.The eye poduces a p 分类:理工类 题型:单选题 查看答案
Micro-chip Research Center CreatedA research center has been Micro-chip Research Center CreatedA research center has been set up in this Far- 分类:理工类 题型:单选题 查看答案