Help, everyone, I know it s wrong

Hehe, it's good that you're conscious, but you have to remember that language is used to communicate, and that's the most basic. There is no need to speak beautifully, no adjectives. For example, eat, eat, at most you have to eat Yangzhou fried rice, do you want to tell others, I want to eat delicious and fragrant Yangzhou fried rice next to the green mountains and green waters in the west alley of the east alley.

The basic function of language is to express what you want, don't think about it so complicated.

How do you become introverted? Find something you like to do, and then focus on doing it, don't think about what you will do in the future, as long as you focus on doing what you do now, you will definitely get better in the future. In life, I am most afraid of gains and losses.

It's not better to live in front of you. (Self-confidence is slowly cultivated from this).

If you don't understand something, ask people for advice, not online, but in real life, ask for more advice, practice more, if it's a stupid bird, then you have to be diligent, do things hard, others practice ten times, you have to practice a hundred times.

The words you said at the beginning, it doesn't matter, it doesn't matter if you don't understand it.

After reading your question, I think I have found a little bit of a problem, you have a fight with Elder Tang.

You can also read more books related to your work or related to your ideals, encyclopedias, read more and know more, you will be able to say it naturally, you can also read the book of inspirational master Napoleon Hill, build up self-confidence for yourself, insist on practicing the theory in the book with action, and it will soon be effective.

Those who know others are wise, those who know themselves are clear, those who win are powerful, and those who win are strong. You can say the above words, it means that you are not an ordinary person, you are also a person who loves to think, in fact, you should understand: heart is greater than brain, sincerity is greater than skill, persistence is more important than anything else:

2(2+ 3)(2- 3)-(4 3-6* 3 3) Burning potatoes 3. (a-b+c) (auspicious a+b-c) a-b+c-(a+b-c).

2c-2b

25x8-8x1 because the length of the rectangle is the height of the parallelogram.

1) grams.

2) Dismantle 68+1 stool beats.

3) Let the mass of hydrogen peroxide be x

2H2O2 Mno2 2H2O+ O2 x Kejujube Yuxian.

x grams.

The first question should be.

cos = - 3 4, you copied it wrong!

Based on sin +cos = 1, we can find sin, sine divided by cosine, which is equal to tangent.

You can do it yourself.

The cosine of the second quadrant is negative)!