请解释shanghai is bigger than any city in Australia为什么用city,而不用cities

请解释shanghai is bigger than any city in Australia为什么用city,而不用cities 超简单英语问题,高价请高手!呃呃呃,虽说简单却要认真哦~30分,加油啦,等一个小时几对问答（一组问答给五分）比如说：1.Which is bigger,the sun or the earth?The sun is bigger than the earth.2.which is the bigge Zhejiang is next ()Shanghai 英语选择题,请解释下语法I Live ____ a flat ____ Shanghai. A. at；in B. at；at C. in；in D. in；at-----------------------------------------Tom is very clever ____ maths and English.A. in B. at C. to Beijing is about ten miles______from Shanghai. A.away B.far （请说明理由） I know that Zhang Mengjing is studying French in a college in Shanghai请翻译 I know that Zhang Mengjing is studying French in a college in Shanghai请翻译 Shanghai World Expo Is Coming Shanghai is ____ of China. Shanghai is a what famous 、 Shanghai is an ()city.(attract) Winter is coming in Shanghai. Shanghai Hotel , is it quiet? Excuse me,where is Shanghai Hotel?改为同义句 Excuse me,how ___ I ___ ___ Shanghai Hotel?应该填哪三个单词,请补充完整. shanghai cord blood bank怎么解释 She is in Shanghai.（对in Shanghai提问） Eliza is going to shanghai tomorrow对shanghai提问 Beijing is far away from Shanghai.否定句 Beijing ( )( )Shanghai.