2019年mpa考试英语真题——固定短语135

{01}The police are ________ the cause of the forest fire which broke out last week．
A.looking into
B.looking at
C.looking after
D.looking about
解析：表示“调查(……的原因)”要用look into。
本题选A。
{02}I ________ my classmates ________ their games yesterday．
A.joined; in
B.joined in; in
C.joined up; in
D.took part in; in
解析：“加入到某人从事的活动中”用join sb．in sth．；“参加某项活动”用take part in。
本题选A。