People in developed countries are supposed ________ more healthy food before tha

Peopleindevelopedcountriesaresupposed________morehealthyfoodbeforethantheyhavetoday.A... People in developed countries are supposed ________ more healthy food before than they have today.
A. to be having
B. to have
C. having
D. to have had 展开

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zyb_ylj
2013-09-10 · TA获得超过1856个赞

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答案D
本题结合动词搭配考查非谓语动词．be supposed to do“理应当；照道理”，后面的before说明应该用不定式的完成时来表示过去的动作．本句意思是“照道理，发达国家过去应该比现在有更健康的食物”．

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People in developed countries are supposed ________ more healthy food before tha

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