By the time I locked the door, I realized I ________ my keys at home.
| A．had repaired | B．had changed |
| C．had forgotten | D．had left |
相关试题
— What should we do now, Mr. White?
—Please turn to Page and look at the picture.
A. Twelve ; fifth
B. Twelfth; fifth
C. Twelfth; five
I enjoy playing computer games, but I can't _____ too much time _______that.
| A．take; doing | B．spend; doing |
| C．spend; on doing | D．take; to do |
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