单项选择题
Which of the following are the customs of the Lantern F...
多项选择题Which of the following are the customs of the Lantern Festival? A. Guessing Lantern Riddles B. Lion dance C. Dragon dance D. Tomb sweeping
销售发票一般由销售部门开具。（ ）
判断题销售发票一般由销售部门开具。（ ）
“多段线”命令的简写是：A．L B．ML C．PL D．QL
单项选择题“多段线”命令的简写是：
