问题
选择题
—What were you doing when I rang you this morning?
—I was occupied ______ the housework and kept my son occupied______ his homework.
A．at；doing
B．with；doing
C．at；to do
D．with；to do
答案
答案：B
be occupied with sth.和be occupied (in) doing sth.的意思都是“忙于做某事”。