【单选题】The example of the children holding hands when crossing the street in the last paragraph shows that
A.
social distance is not always needed.
B.
there is no social distance among small children.
C.
humans are different from animals in social distance.
D.
social distance is sometimes determined by outside factors.
【单选题】When the light changed, Nick crossed the street.
A.
The light changed. Then Nick crossed the street.
B.
Nick started to cross the street. Then the light changed.
【单选题】Go______ the street, walk _______the post office,and_______ the street, and you will see the book shop in front of you.
C.
along; past; go across
【简答题】FX 2N 系列PLC的编程方式主要有三种: 、 和 。
【判断题】“黍离之悲”往往由社会的剧变引发和加剧个体的人生悲剧。()
【判断题】鸡精等混合后搅入水中,加热至沸腾,期间不断搅动,使明胶溶解,滴入少许白兰地。
【单选题】I was walking along the street when someone across the street waved his hand to me, as if _____ me something. [ ]
【单选题】选出与划线部分意思相同 (相近) 的选项。 The street kids has to return to the street if they disobey the rules. [ ]