According to the passage, if there were 500 tons of uranium ore, how many tons of useful uranium-235 could be extracted A: 1 kilogram. B: 10 kilogram. C: 50 kilogram. D: 500 kilogram.

1 kilogram is ( ) pounds.

原文:千克译文:kilogram

The unit of weight is the: A: Kilogram B: Newton C: Watt D: Kilowatt

Which of the following is normal neonate calorie intake A: 90 to 100 calories per kilogram. B: 110 to 130 calories per kilogram. C: 30 to 40 calories per lb of body weight. D: At least 2mL per feedin

Economist Jessica Irvine wrote a book about how she used math to help her lose more than 18 kilogram. 未知类型：{'label': 'questionDesc', 'content': '请指出以下句子中的错误。', 'isMemberControl': 0, 'type': 181} 未知类型：{'label': 'source', 'content': '2021年6月 六级 卷二 选词填空', 'isMemberControl': 0, 'type': 181} A: wrote a book B: help her lose C: 18 kilogram

In 1900, the world’s use of paper was about ______ for each person in a year. A: 50 kilograms B: 1 kilogram C: 5 kilograms D: 15 kilograms

Listen to the words and find out the correct meanings in English. 1. A: A measure of weight that is equal to a thousandth of a kilogram. B: Something to be discarded after use. C: Reprocess used items to make them usable again. D: Something useless.

Which of the following are weight units? A: Meter, kilometer, centimeter, yard, foot, mile, etc. B: Square meter, square yard, square foot, square inch, etc. C: Cubic meter, cubic yard, cubic foot, cubic inch, etc. D: Kilogram, ton, metric ton, gram, pound, ounce, long ton, short ton, etc.

（1）Kilo-(前缀)：千 gram:克————kilogram:千克 meter:米————kilometer:千米 （2）sub-(前缀)： 在......底下，子，次 head:标题————subhead:小标题，副标题 directory:目录————subdirectory:子目录 （3）en-（前缀）：使...... able:有才能的————enable:使能够 close: 关闭————enclose:装入，附上 （4）-ment(后缀)：行为，状态，过程，手段及其结果 move:移动————movement:运动 judge:判断————judgement: 判断 （5）-th(后缀)：动作，性质，过程，状态 true:真实的，真正的————truth:事实，真理 weal:福利，幸福————wealth:财富