I like the city ________ I have many friends here and I can often play with them in the park．
A.in thatB.at thatC.in whichD.at which在线课程A
介词in之后可以跟that从句，固定短语in that意思为“因为，在……方面”。本句意思为“我之所以喜欢这个城市是因为我那儿有许多朋友并且我可以经常和他们在一起在公园里玩”。