But for the heavy traffic, the police ___ the thieves who tried to escape in the stolen car.
A. would not catch B. couldn’t have caught C. haven’t caught D. couldn’t catch
She ______ a smile when she heard her family went to Italy without her.
A. managed B. wore C. performed D. controlled
Which sport costs the most _____ training facilities, players’ personal equipment and uniforms?
A. in terms of B. in place of C. by way of D. by means of
— That’s the third time he’s won the award in this field.
— Yes. He ______ his maximum potential in the past decade.
A.explored B. is exploring C. has been exploring D. has explored
It is clear that in modern society high _______ and demands are placed on students.
A. motivations B. expectations C. standards D. opportunities
___ himself in carrying out an experiment, he can’t spare time to look after his children.
A. Occupied B. Having occupied C. Occupying D. Having been occupied
