2012年9月17日 星期一

2012年9月15日 星期六

有向數(向數的混合題)

1. (-4)-(+3)+(-7)
=-4-3-7
=-14
2. (-10)-(-5)+2
=-10+5+2
=-5+2
=-3
3. (-12)+(-2)-(-5)
=-12-2+5
=-14+5
=-9
4. 17-6-(-4)
=17-6+4
=11+4
=15
5. (+4)(-3)(-2)
=-12*-2
=24
6. [(2)(6)]/(-18)
=12/-18
=-2/3
7. (-24)/[(+3)(-6)]
=-24/-18
=4/3
8. 16-[(9-7)-(5-2)]
=16-(2-3)
=16-(-1)
=17
9. 4*[-3-(-7)]
=4*(-3+7)
=4*4
=16
10. (3-5)/(8-2)
=-2/6
=-1/3
11. (7-16)/(11-9)
=-9/2
12. 2+(4-8)+(-7)+11
=2+4-7+11
=-2-7+11
=-9+11
=2
13. -11+(9-15)-(-8/2)
=-11-6+8*1/2
=-17+4
=-13
14. (6-7)*(3/4)*(9-6)
=-1*3/4*3
=-9/4

My cute cats

Mark Don

Cafe Rain

八大詞類

- Noun 名詞: book, Peter

- Pronoun 代名詞: she, he

- Adjective 形容詞: beautiful, fat

- Verb 動詞: jump, run

- Adverb 副詞: very, sweetly

- Preposition 前置: on, to

- Conjunction 連接詞: and, if

- Interjection 感嘆詞: Oh! Alas!

參考:
http://www.linguist.com.tw/ENGClass/e_lectures/el_reading/unit_01/unit_01.htm

Yummy

- Tasty
- Delicious
- Mouth-watering
- Scrumptious

Reference:
http://e-quiptraining.com/resources/tips/2/56/

Murphy's Law

Whatever can go wrong will go wrong.

Do you know ...

... you don't know what you don't know?
... you know what you don't know?