The doctors in Shenzhen did all they ______ to save Yao Beina, a famous singer, but she still died.
A. would B. could C. must D. Might
Look. How clean the window is! It ________ just now.
A. was cleaned B. is cleaned
. has been cleaned D. will be cleaned
The bus is coming. Oh, no! It's full. I'm afraid we can't ______.
A. get on B. get up
C. get out D. get off
To finish the task, we’ve tried three times, and after dinner we’ll try _________ time.
A. the fourth B. a fourth
C. fourth D. four
— Excuse me. Could you please tell me ______ my car?
—Sure. Park it right here. I’ll help you.
A. how to stop B. where to stop
C. where to park D. when to park
People can visit Tiansheng Bridge without paying money ______June 13, 2015.
A. for B. on C. in D. at
