问答题 简述影响亲社会行为的因素

单项选择题 某一阶电路的电流象函数为，则该电路的时间常数是（  ）。

多项选择题 用直尺测量长度是A. 直接测量B. 间接测量 C. 测一次D. 多次测量

问答题 地球内部圈层划分的主要依据是[填空1]

判断题 经营农村民宿的农户或经营主体，需要先向所在乡镇（街道）提出书面申请，并填报《农村民宿申请表》。

单项选择题 大型光伏发电系统一般选择高压配电柜，中小型光伏发电系统一般选择低压配电柜。（ ）

问答题 在空间上，和人类关系最密切的地球圈层是[填空(1)]

单项选择题 家排的方法是把家庭成员排列出来，利用熟悉人做家园的代表，呈现家庭成员之间的关系。

判断题 同一结构体类型中的各成员项数据类型可以不相同 正确 错误

问答题 On February 2, Company A made a selling offer to Company B, "We offer firm at USD 150 per carton FOB Shanghai, subject to your reply here on or before February 10." On February 6, B replied, "Your offer of February 2 is accepted if the price is USD 135 per carton FOB Shanghai." As A was considering, the market price went over USD 150. On February 8, B sent another mail that read, "We accept your offer of February 2."  Which of the following statements is true? A、B's reply on February 6 is an acceptance. B、B's reply on February 6 is a counteroffer. C、B's mail on February 8 is an acceptance. D、B's mail on February 8 is a new offer. E、A contract was concluded between A and B. F、No contract was concluded between A and B. G、B's reply on February 6 is a new offer.