问题
选择题
To our disappointment, the trip we had been looking forward to ________ in the pouring rain.[ ]
A. starting
B. start
C. to start
D. started
答案
答案：D
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To our disappointment, the trip we had been looking forward to ________ in the pouring rain.[ ]
A. starting
B. start
C. to start
D. started
答案：D