Bob walks to school every day.But s------ he goes to school by bus.

问题描述:

Bob walks to school every day.But s------ he goes to school by bus.
We are very happy that our little daughter d------- herself in the morning after she gets up.
根据首字母填空

sometimes(有时);dresses貌似every day已经可以说明他每天步行上学,那怎么还可以用sometimes.所以后面的连词才用but