传染病疫区来货是指货物产地来自于鼠疫、霍乱、黄热病以及国务院确定和公布的其他传染病的疫区。 ( )
参考答案：对
A，B两地相距44千米，甲每小时行5千米，乙的速度是甲的1.2倍，如果甲，乙分别从A、B两地同时出发相向而行，那么经过（ ）。
While paying for the gas,Mary’s mother told the seller about the nice night she had spent at the Welcome Inn.
A．in which
B．when
C．on which
D．that
