worse ("much" is used to modify "comparative degree of adjetives and adverbs,much 用来修饰形容词或者副词的比较级）
B（Shanghai doesn't belong to Jiangsu,上海不属于江苏,所以用any city)
C ("time" is an uncountable noun时间是不可数名词)
D (here,"smell" is a copula, should be followed by an adjective在这里,smell 是系动词,后面应接形容词.)