问题 解答题
解方程、不等式(组)
(1)y+
1
2
=
2-y
3

(2)
2a+b=0
4a+3b=6

(3)
x+5
2
>x
x-3(x-1)≤5
答案

(1)去分母得,6y+3=4-2y,

移项得,6y+2y=4-3,

合并同类项得,8y=1,

系数化为1得,y=

1
8

(2)

2a+b=0①
4a+3b=6②

由①得,b=-2a③,

③代入②得,4a+3×(-2a)=6,

解得a=-3,

把a=-3代入③得,b=-2×(-3)=6,

所以,方程组的解是

a=-3
b=6

(3)

x+5
2
>x①
x-3(x-1)≤5②

解不等式①得,x<5,

解不等式②得,x≥-1,

所以,不等式组的解集是-1≤x<5.

写作题
书面表达。
  假如你是李萍,你的英国笔友苏珊转到了一所新学校,她在那里遇到了困难,给你来信寻求帮助。请你根据来信给她写一封回信。
 
 Dear Li Ping,
     I am very upset (伤心) these days. I go to a new school in another city. Some big girls in the school
 always bully (欺负) others, including me. I am afraid to go to school now. Could you give me some
 advice?
     Look forward to hearing from you.
                                                                                                                             Yours,
                                                                                                                             Susan
要求:1.回信与来信内容相关,建议合乎情理;
            2.80词左右(开头和结尾已给出,不计入总词数)。
            3.参考词汇:bully n.仗势欺人者    v.欺负
Dear Susan,
     ________________________________________________________________________________________________________________________________________________________.
                                                                                                                                    Sincerely,
                                                                                                                                      Li Ping
单项选择题