SAT一道句子提升题 求教
问题描述:
SAT一道句子提升题 求教
Nicknamed the supergrain of the future,quinoa is a complete protein,(one that contains all the necessary amino acids and is) high in fiber.
A) protein,one that contains all the necessary amino acids and is
D) protein that contained all the necessary amino acids and also is
为什么D不对?D的意思和A表达相比有何区别?在其他题目里看见过and also这个组合正确所以应该不是这两个词的问题…………
答
D的时态有问题,原句是is complete protain,而这里用的是contained.
所以D错了,