問題詳情

Many people enjoy good food, but the process of preparation could be a lot of work. If you know nothing about certain tips _____50_____ how to cook more effectively, the pleasure of cooking could be spoiled and it could even cause you harm. _____51_____ slicing onions for example. As a kind of widely-enjoyed vegetable, onions make lots of people cry. Many people like onion’s tangy taste but are afraid of cutting them into slices before _____52_____ them.If you want to enjoy the taste of onion without a tear-stained face, the scientific facts behind onions might help. The chemical released from onions while you cut them is called “sulphur compound,” which is irritating and _____53_____ tearing gas as weapons. To prevent the chemical from hurting your eyes, put the onions in the refrigerator first. The low temperature in the refrigerator would make the chemical _____54_____ active and it would not release as much when you cut the onions._____55_____ amazingly easy it is to solve the problem! Next time, try this tip, and you will no longer have to eat onions with red puffy eyes.
50.
(A) at
(B) on
(C) with
(D) to

參考答案

答案：B
難度：困難0.285714
統計：A(3),B(2),C(2),D(0),E(0)

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