单项选择题 Read the information and answer the following 3 questions. Larry’s Lawn Service provides lawn care in a planned community where all lawns are approximately the same size. At the end of May, Larry prepared his June budget based on mowing 500 lawns. Since all of the lawns are similar in size, Larry felt that the number of lawns mowed in a month would be the best way to measure overall activity for his business. At the end of June, Larry actually mowed 600 lawns. flexible budget format for Larry’s Lawn Service Number of lawns(Q)               Revenue/Cost Fomulas Revenue                                 75Q Expenses   Wages and Salaries             5000+30Q   Gasoline and supplies          9Q   Equipment maintenance       3Q    Office and Shop Utilities      1000   Office and shop rent            2000   Equipment Depreciation      2500   Insurance                            1000 What should the total expenses be in a flexible budget for 600? A、36,200 C、38,200

单项选择题 学习油画表现语言，首先，学习油画语言的构成、油画的表层语言；然后，我们学习油画的具象写实语言、油画的抽象表现语言；最后，我们还要了解一下技术、材料对油画语言的影响，以及中国油画的意象语言。

单项选择题 对细菌细胞核描述错误的是 A. 由裸露的双股DNA堆积而成 B. 无核膜 C. 是细菌生命活动必需的物质 D. 无核仁 E. 具有完整的核结构