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硬实时系统
B.
交互实时系统
C.
软实时系统
D.
多路实时系统
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【简答题】Which of the following is a reason for people's growing interest in natural foods? [A] They want to return to nature. [B] They want to eat all kinds of foods. [C] Natural foods are very delicious. [D]...
【单选题】Natural foods also ________ vegetables not nourished by chemical fertilizers.
A.
remove
B.
have
C.
contain
D.
include
【单选题】Which of the following is a reason for people' s growing interest in natural foods?
A.
They want to return to nature.
B.
They want to eat all kinds of foods.
C.
Natural foods are very delicious.
D.
They are more health conscious.
【单选题】Which of the following is a reason for people‘s growing interest in natural foods? 查看材料
A.
They want to return to nature．
B.
They want to eat all kinds of foods．
C.
Natural foods are very delicious．
D.
They are more health conscious．
【单选题】There is a growing market for natural foods today.
A.
More people are buying natural foods.
B.
Natural foods are harder to grow.
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