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Many people get fat becouse they eat ___as they actually nee

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Many people get fat becouse they eat ___as they actually need and don't take exercise every day
A.twice as much meat
B.twice meat as much
C.as twice much meat
D.meat as twice much
选:A
倍数表示方法
a. 主语+谓语+倍数(或分数)+ as + adj. + as.例如
I have three times as many as you. 我有你三倍那么多.
b. 主语+谓语+倍数(分数)+ the size (amount,length…) of….例如:
The earth is 49 times the size of the moon. 地球是月球的49倍.
c. 主语+谓语+倍数(分数)+ 形容词(副词)比较级+ than….例如:
The grain output is 8 percent higher this year than that of last year. 今年比去年粮食产量增加8%.
d. 还可以用by+倍数,表示增加多少倍.例如:
The production of grain has been increased by four times this year. 今年粮食产量增加了4倍.