单项选择题
A. travel by bus to Raval, without cost to their parents B. travel to Raval in their parents’ cars C. be taken each day by bus to the Raval Transport Department D. go by bus to and from school at a low cost to parents
A. because they are hungry B. because they are attacked<br> C. that people can study them D. that they are confused
A. there were too many children in each class B. the schools in Raval were bigger and better C. it had too few children and it was expensive to run D. the teacher was retiring and they could not find another