my mother often_________to go to work.A.by bus B.take bus C.takes the bus D.in a bus

问题描述:

my mother often_________to go to work.A.by bus B.take bus C.takes the bus D.in a bus

take bus

c

C 因为在句中, 不能用by bus

by bus 坐汽车 固定搭配!

选C "妈妈经常坐公车去上班"
often是明显的用一般现在时的标志,所以动词要用第三人称单数,A、D缺少动词,B不是第三人称单数,只有C对.