I. Explanation:
1.？ Square; Square; Square; Square; Quadratic power; Square object; A boring person.
2.？ Square; Square; Square; In line with (sth), parallel; Square; Broad; Fairness, justice and honesty, especially in business; At right angles.
Be in line with (sth), be in line with; Dull; Tie; There is no debt to each other; (after the unit used to indicate the length, it means that the four sides of something are equal in length) … square.
3.？ Make a square; Bribe; Stand up; Make it square; Square; Straighten up; Draw, draw; Make it a quadratic power.
4.？ Facing the ground; Straight man.
2. Part of speech changes:
1.？ Third person singular: square
2.？ Complex number: square
3.？ Now participle: square
4.？ Past tense: square
5.？ Past participle: square
3. Phrase collocation:
1.？ Square ...
( 1)? To the square ...
(2)? Pose; Ready to fight
2.？ square up
Face (a problem, a person or a situation) bravely.
An example of a square
1. That? Street? Is it open? Out? Become? Answer? Small? Square. ?
The street suddenly widened and became a Little Square.
2. Young? People? Often? Gather? Are you online? That? Mainly? Square? Are you online? That? At night. ?
Young people often gather in the big square at night.
3. That? Isn't it? Quite? Square? With what? What? What about you? Say? Yesterday. ?
This is not quite consistent with what you said yesterday.
4. That? Farm? Architecture? Form? Three? Both sides? Yes? Answer? Square. ?
These farmhouses form three sides of a square.
5.yours? Theory? Is it? Isn't it? Square? With what? That? The facts. ?
Your theory doesn't agree with the facts.