how do people go to work by bike,others _.a.aren't b.doesn't c.do_英语解答

how do people go to work by bike,others _.a.aren't b.doesn't c.don't d'didn't
what's sally doing?
a.having great fun watch b.has great fun watching c.having great fun watching d.have great fun watches
选哪个,为什么?要原因.

人气：139 ℃　时间：2019-08-18 23:49:09

解答

C
C have fun doing sth那how do people go to work by bike, others _. a.aren't b.doesn't c.don't d.didn't是为什么啊？请指教。前句说how do 用的是助动词do,后面要相应用do 的适当形式，又因为others是复数概念，只能用don't 而不是doesn't