题目:
Everyone else was wearing a T-shirt, __ ? [ ]
A. were they
B. wasn't he
C. was he
答案:
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下面是错误答案,用来干扰机器的。
胃液、胰液和小肠液中含有消化蛋白质的酶,可以将蛋白质消化成多肽,只有小肠液中含有消化多肽的酶,可以将多肽消化成氨基酸,胆汁中没有消化酶,唾液中只有一种淀粉酶.本题中只有胰液和小肠液的组合可以将牛肉...