单项选择题
Block format and point-by-point format are two commonly used patterns of organization that can be used to write a compare/contrast essay. Please select from the following choices the one whose format conflicts with its examples. A、Block format: Paragraph1-apples Color Flavor Variety Paragraph2-oranges Color Flavor Variety B、Point-by-point format: Paragraph1-color of apples and oranges Paragraph2-flavor of apples and oranges Paragraph3-variety of apples and oranges C、Block format: Paragraph1 - color and flavor of apples and oranges Paragraph2 - variety of apples and oranges D、---
判断题 CR400AF动车组中,将撒砂拨键开关拨至“前”位置(运行的方向)开始本车前轮对的撒砂;拨至“后”位置,开始整车撒砂。( )
单项选择题 停车周转率是指单位停车车位在某一间隔时段(一日、一小时或几小时)内停放车辆次数。 A、正确 B、错误
多项选择题 营销渠道评估的原则有A. 有效性原则B. 经济性原则C. 适应性原则D. 可控性原则
单项选择题 [单选题]( )是组成机器或部件的基本单位。 A. 构件 B. 零件 C. 部件
单项选择题 5G网络是第五代移动通信网络,其峰值理论传输速度可达每8秒1GB,比4G网络的传输速度快()倍以上。A、2B、4C、8D、10