急需English riddle

1.What month do soldiers hate?
--March (三月,行军)
2.How many feet are there in a yard?
--It depends on how many people stand in the yard.(码,院子)
3.Why is an empty purse always the same?
--There is no change in it.(零钱,变化)
4.What book has the most stirring chapters?
--A cook book.(动人的,搅拌的)
5.What kind of dog doesn't bite or bark?
--Hot dog.(热狗)
6.What is the smallest room in the world?
--Mushroom.(蘑菇)
7.What kind of water should people drink in order to be healthy?
--Drink well water.(井水,健康的)
8.How do we know the ocean is friendly?
--It waves.(起波浪,招手致意)
9.Which can move faster,heat or cold?
--Heat,because you can catch cold.(追上冷,患感冒)
10.Why is the library the highest building?
--It has the most stories.(故事,（楼）层)
11.What table is in the field?
--Vegetable
12.What is the only thing you can break when you say its name?
--silence
13.What is there in your house that ought to be looked into?
--mirror
14.What is that which you have never seen,heard or felt,which never existed and still has a name?
--nothing
15.What changes a pear into a pearl?
--the letter “l”
16.What question can never be answered by 'Yes'?
--Are you asleep?
17.What ship has two mates but no captain?
--courtship
18.What is the most difficult key to turn?
--a donkey
19.Where can you always find money?
--In the dictionary
20.What is the surest way to double your money?
--Fold it.
21.Where does afternoon come before morning in the world?
--In the dictionary
22.What is the smallest bridge in the world?
--the bridge of a nose
23.What letter makes a road broad?
--letter B
24.What letter sounds like a vegetable?
--letter P
25.Why is a pig the most unusual animal in the world?
--Because it is killed before it is cured (烧烤待处理)
26.What match can't be put in a match-box?
--Football match,basketball match,etc.
27.When do 2 and 2 make more than
--When they make 22.
28.I have cities but no houses,forests but no trees,rivers without water.What am
--A map
29.I am something that has teeth but can't eat.What am
--A comb
30.What is a sick man a controdiction?
--When he is an impatient patient.
31.What can hear without ears and answer without a mouth?
--An echo
32.What room has no walls,no doors,no windows,and no floors?
--A mushroom
33.What is dark but is made by light
--A shadow
34.What is easy to get into but hard to get out of
--Trouble
35.What is black When it is clean and white when it is dirty?
--A blackboard