2019年mpacc考试英语真题——其他455

{01}He devoted all his spare time to ____ English.
A.study
B.study of
C.studied
D.studying
解析：
本题选D。
{02}_____ is a good kind of exercise.
A.To walk
B.Walking
C.Walks
D.Walk
解析：动名词作主语
本题选B。