问题
I had neither a raincoat nor an umbrella. That’s why I _____wait until the rain stopped. [ ]
A: might
B: should
C: ought to
D: had to
B: should
C: ought to
D: had to
正确答案是：
同类题型
t his job three years ago; _____, he was seriouslyinjured in an accident last week
This picture was taken a long time ago. I wonder if you can ________ my father. [ ]
The worker keep_______ in order to make money for their living
Though we _________serious natural disasters, we are sure to overcome all difficulties.