问题
There is an increasing demand for organic _________, since it is highly recommended by many nutritionists.
A:production
B:produce
C:product
D:producer
B:produce
C:product
D:producer
正确答案是：
同类题型
The young pianist is very excited because the concert given by him has never been ____ .
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Kim is my ______ name and Miller is my ______ name.
It is too bad that the rain ____ you _______ going to the party.
According to the air traffic rules, you should ________ off your mobile phone beforeboarding.