quiz show!

All you try to answer the questions
1.what key does not lock the door?
2.where does June comes May?
3.where is the best place to put the cake in?
4.which four letters would frighten a thrief?
5.which two letters of alphabet have eyes?
6.what comes twice in a moment, once in a minute and never in a hundred year?
7.the more you take away,the more it is larger.what is it?
8.when I eat,T live but when I drink I die.what am I?
9.what goes up but never goes down?
10.what goes up when the rain comes down?

i know answer somequestion but i don't sure ... you can help me...
1) music key.
2) dictionary ( J before M )
3) mounth
4) O , I , S , Y ( oh, i see you )
5) A, B :because ABCD ( AB see D)
6) today
7) hole
8)fire
9) age
10) umbrella

thank you very much but you answer incorect question 3 and 4 and 6.you try to answer again.if you can't when I will hepl.ok

CONTINUE
1.why is the letter A like twelve o'clock?
2.what can you keep after giving it to your friend?
3.what is it that was tomorrow and vill be yesterday?
4.when I jump into the water , what is my job?
5.what travels at greater speed, heat or cold?

actually , i don't known question number 3,4 and 6 . Can you help me ?
answer continue question.
1) because it is in mid of day
2)your promise or your word
3) today
4)unknown
5)heat

answer the question
3.mouth
4.O,I.C,U
6.the letter M (you see the question again)

answer continue question
4.waiter
other you answer correct.I explan question 5 :heat because you can catch cold(you are ill)
thank you very much