"Too" is used to express that the amount or degree of something is more than necessary or acceptable.
The formulate to use "too" is :TOO+ADJETIVE
Example:
The homework is too difficult.
"Enough" is used to express that quantity is as much as you need to archive a particular purpose.
The formulate to use "enough" is: ADJETIVE+ENOUGH
Example:
The cake is big enough.
Unit 8 "Love and Romance" (Would rather / Would prefer / Would like)
We use would like in cases more formal when you want to say to "want"
We useWould Rather or Would Prefer to express preferences.
Examples:
I would rather live far the city because I hate noise.
I would prefer live in another planet
Unit 9 "Our planet" (Will, Going To, Present Progressive )
We use will to make predictions about the future or decitions in the moment.
We use going to make predictions about the future with evidence or we can we use going to when we talk about a plan.
We use present progressive to talk a about a plan in future that wont change.
Examples:
The best phone will be Galaxy.
The turtle is going to win because is fighting with a snail.
The world cup is starting in two weeksMay or Might
We use may or might to talk about a possibility happen in the future. it can be in future or present.
Examples:
I might have a gun in my house for security.
I may use these sweter because out is frezzing.
Unit 10 "Party animals" (present continious and present simple)
We use Present continuos when we are talking about a plan or intention.
We use the Simple Present for the future when we are talking about classes or transportation is when the action is undercontrol.
Examples:
My family and I are going to the beach in the summer.
The train leaves at 5 o'clock.
Modals (Can/ Could/ will)
We use the modals to express offers.
Examples:
Shall I open the door?
May I go to the restroom?
Could I help you?
Unit 11 "innovate" (Present Passive and Past Passive)
We use present passive when we consider that the result of the action is more important than the person who performs the action.
Examples:
They use wood to make houses.
They make plastic toys in that industry.
Unit 12 "across the generations" (zero conditional and first conditional)
we use zero conditional when we talking about things that are always true.
we use firt conditional to talk about future events that are likely to happen.
Examples:
Unless the kids stop talking, the teacher will start the class
If you fight me, I will fight with you.