The driver stopped the car a cat across the street.
A. to let; to walk
B. letting; walk
C. letting; walking
D. to let; walk
网友回答
A. to let; to walk
B. letting; walk
C. letting; walking
(答案→)D. to let; walk
解析：句意：司机停下车为了让一只猫走过马路。第一空填to let是不定式做目的状语，第二空填walk，因为let后面接省略to的不定式做宾语补足语，所以选D。