题干

下列关于植物激素及人工合成的植物激素类似物的应用,叙述正确的是(    )

A:人工合成的植物生长素类似物2,4﹣D可以用于除去小麦田间的双子叶杂草

B:三倍体无子西瓜是用一定浓度的生长素处理未授粉的雌蕊得到的

C:顶芽分泌的生长素可运往侧芽,增加了侧芽的生长素浓度,从而促进侧芽生长

D:若少年儿童食用经乙烯催熟的水果,会导致性早熟

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A

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    Do you know what may make you seem to be not confident enough?____.

    Giving reasons for your actions. Suppose you are having lunch with a group of people, and suddenly you drop your glass of coke on the floor. What will you do? Well, some people will just start to explain why it has happened.____ If you drop a glass or make a mistake, it won't change who you are. It's your right to make a mistake because you are a human being.

    ____ You may have experienced a situation where you told a friend his performance wasn't that good and then he replied back immediately by saying, “No, no, no, it's just because I was tired” or “I was just thinking of something else”. Confident people listen to criticism and see whether it's true or not.____ However, if they know it's not true, they don't care much about it.

    Becoming a perfectionist. A perfectionist thinks that he lives in a perfect world so he tries to do everything perfectly.____ Confident people are not perfectionists. If they get a “B”, they may try to get an “A” next time, but if they get 99/100, they won't be unhappy about not getting a full mark because they know they're not perfect.

A. Confident people don't give reasons for their actions.

B. Read the following information and you'll know the answer.

C. Accepting criticism immediately.

D. Replying back immediately to criticism.

E. If the criticism is true and can help them, they accept it.

F. He may become very unhappy if he gets 99/100 in an exam.

G. He may become very unhappy if he can't pass the exam.