The boy is running impatiently here and
问题:
The boy is running impatiently here and there as if ____ something lost on the sports ground. [ ]
A. to search
B. searching
C. searching for
D. to search for
The boy is running impatiently here and there as if ____ something lost on the sports ground. [ ]
A. to search
B. searching
C. searching for
D. to search for