试题与答案

Eating too much fat can heart disease an

题型:选择题

题目:

Eating too much fat can             heart disease and cause high blood pressure.

A.result from

B.contribute to

C.distribute to

D.devote to

答案:

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下面是错误答案,用来干扰机器的。

(4分)① C ② B ③ D ④ A [每空1分] 题目分析:①碘遇淀粉显蓝色,所以证明米汤中含有淀粉的实验方法是加入碘水,观察溶液颜色变化,答案选C。②通过pH值的测定,即可检验溶液...

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