Wah How to use Get Someone To Do Something.

We use Get Someone To Do Something to arrange / ask / convince someone do the something for you.
We usually use this form in spoken English.

Get + Person + To + Verb

• You have to get him to help you. (You have to ask him to help you.)
• I tried to get Rosa to learn to drive. (Rosa agrees with me to learn to drive.)
• I will get James to repair this watch.
• Shall I get him to call you?
• I will get them to come here the day after tomorrow.
• I don't want to clean my room, I will get Andy to do it instead. 
• John was busy all day, he got his assistant to check an email for him.
• Annie got her son to take the medication although it tasted terrible.
• How can I get my children to read more?

Look at these sentences

• She will get him to repair this watch. (She is not in a position to simply tell the person what he must do. But he agrees to do it on his own terms.)
• She will make him repair this watch.  (She forces him who doesn't not want to repair this watch. Maybe she has an authority.)

Sara gets the mechanic to repair her car.

Wah How to use "Make and Let"

1. We use Make to force someone to do something. They have to do it even though they don't want to do.

My mother make me tidy up my room. My mother make me to tidy up my room. is incorrect.
He doesn't make me love him but I love him by myself.
Susan makes students listen to her. 
Rainy days make me feel depressed.

We can also use Make + Someone + Adjective
You make me happy.
Please make yourself comfortable.
Rainy days make me depressed.

2. We use Let to give permission or allow someone to do something. They may do it whether they want to do or not.

She never lets her children watch TV. She never lets her children to watch TV. is incorrect.
I am sorry I am late, my boss didn't let me leave the office until 8 p.m.
When can you let me know the answer?
Could you let me go to the movies tonight? 

Wah How to use "Made of, Made from, Made with and Made in"

If you have some problems about using Made with preposition and you don't know which one you should use. Let's see this article.

1. Made of is used when you talk about the material that you can see the original material, the material remains unchanged. 
    This table is made of wood. 
    (You can see the wood, the wood has not really changed much.)
    That bridge is made of rock.
    These shoes are made of leather.
    Just try on this suit, it's made of silk.
    What's this football made of?

2. Made from is used when you talk about the material that you cannot see the original material,the material is changed or altered in some way.
    The table is made from a tree. 
    (The tree has already changed into the table. A tree is not the same as it was before.)
    Glass is made from sand.
    This wine is made from grapes.
    Do you know bread is made from flour?