单项选择题

When she saw the flame and smoke, she acted on______and threw a blanket in order to put out the fire.

A. instinct
B. insect
C. extinct
D. extinguish
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单项选择题
It______for nearly a week and the place was flooded as a result.
A. has rained heavily
B. had been raining heavily
C. was raining heavily
D. is raining heavily
单项选择题
If not______with due respect, he would get ill-tempered and grumble all day long.
A. be treated
B. being treated
C. treate
D. having been treated
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