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36 Knives and guns are dangerous ________ that can kill people.(A)fighters (B)weapons (C)projects (D

1.在坐標平面上A(5，13)、B(－3，－2)、C(5，－2)三點則【題組】(1)三角形ABC的三邊長分別是多少？(3分)

【題組】(2) 三角形ABC的面積為？(1分)

2.利用乘法公式因式分解下列(每小題3分)【題組】(1)

40 Lucy: Would you mind if we discuss our plan for next week immediately?Brenda: ____________.Lucy:

3.【題組】(1)利用分組提公因式因式分解ab－bc－ad＋cd＝？(每小題3分)

【題組】(2)利用(1)的結果求出2013×102－1998×102－2013×87＋1998×87＝？

4.【題組】(1)化簡 ＝？ （每小題3分)

【題組】(2)比較a＝ 的大小並說明之。

1.計算下列各式的值，並用科學記號表示。【題組】(1)5×＋3× ＝【（1）】

【題組】（2）(8× ×(2× ＝【（2）】

【題組】（3） ＝【(3)】

2.將下列答案用標準分解式或乘出答案表示：【題組】(1) (140、420、210) ＝【　　（4）　 】

【題組】(2) ﹝140、420、210﹞＝【　　（5）　　】

【題組】(3) (23×32×72、33×5×7、2×32×7×11) ＝ 【　　（6）　 】

John is one of the most capable customer service_______in the department.(A) stores (B) clerks (C) o

31 The road_______success was hard for Jennifer, but eventually she succeeded.(A) in (B) for (C) wit

1 I hadn’t seen Peter for many years. The moment I saw him, I could hardly _____ him.(A) recognize (

31 The sales of the company are much better than _____ of its competitors.(A) they (B) those (C) one

1 At first he was ______ to help me, but in the end he gave me a hand willingly.(A) suspicious (B) r

26 College students in Taiwan sleep less than _____ because the former spend more hours playing comp

Before you ask a question or give comments at a conference, you ought to_______yourself. The audienc

Frequently, several forms of environmental change are_______for the disappearance of species.(A) fam

If you hire a lawyer, you are his or her_______.(A) client (B) customer (C) consumer (D) conductor

Credit card companies make money when card users buy more than they can_______.(A) deposit (B) withd
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