中考必背单词Day 25 (10 个核心词）
1.guy /ɡaɪ/ n. 家伙；男人
bad guy坏人
fall guy替罪羊
regular/nice guy好人；老实人
wise guy自作聪明的人
例句：He is a nice guy and always ready to help others.他是个好人，总是乐于助人。
2.stone /stəʊn/ n. 石头；宝石v. 扔石头
rolling stone见异思迁的人
foundation stone基石
例句：Most of the houses are built of stone.这些房子多数是用石头建造的。
stony /ˈstəʊni/ adj. 多石的；石头的；冷漠的；无情的；铁石心肠的
fall on stony ground未产生预期的结果（或效果）；没有开花结果
例句：The plan fell on stony ground and no one supported it.这个计划没有得到响应，没有人支持它。
3.service /ˈsɜːvɪs/ n. 服务；公共服务事业；兵役
service center服务中心
例句：The government aims to improve public services, especially education.政府致力于改善公共服务事业，尤其是教育。
serve /sɜːv/ v. 服务；供应；可用作，可当… 使（尤指别无选择时）
serve as充当
例句：This box can serve as a chair when we have no seats.我们没椅子时，这个箱子可以充当椅子。
4.constant /ˈkɒnstənt/ adj. 不变的；持续不断的；经常的n. 常数；常量
constant current恒定电流
例句：Babies need constant attention.婴儿一刻也离不开人。
OPP:instant /ˈɪnstənt/ adj. 立即的；立刻的；速食的；即食的；速溶的
instant coffee速溶咖啡
constantly /ˈkɒnstəntli/ adv. 不断地；时常地
例句：The baby is constantly crying because he is hungry. 这个婴儿因为饿了一直在哭。
5.official /əˈfɪʃl/ adj. 官方的；正式的n. 官员；公务员
official language官方语言
official responsibilities公务
government official政府官员
例句：He made an official visit to Tokyo in March.他于三月到东京进行了一次公务访问。
officially /əˈfɪʃəli/ adv. 官方地；正式地
例句：The news was officially announced yesterday. 这则消息是昨天正式公布的。
officer /ˈɒfɪsə(r)/ n. 军官，警官；公务员，政府官员
office /ˈɒfɪs/ n. 办公室；办公楼；要职
6.sign /saɪn/ n. 标志；记号；符号；手势；迹象v. 签署；签字
sign up注册
sign language手语（纠正：原笔误“授予”）
road sign指路牌
traffic sign交通标志
例句：You need to sign up for the course before Friday.你需要在周五前注册这门课程。
signal /ˈsɪɡnəl/ n. 信号adj. 显著的，作为信号的
例句：At an agreed signal they left the room.收到约定的信号后，他们离开了房间。
7.part-time /ˌpɑːt ˈtaɪm/ adj. 兼职的
例句：She has a part-time job in a bookstore on weekends.她周末在一家书店做兼职。
full-time /ˌfʊl ˈtaɪm/ adj. 全职的
例句：She works full-time and still manages to run a home.她做全职工作，仍能照管好家庭。
8.line /laɪn/ n. 线；行；路线v. 排队；划线；沿… 形成行/ 列/ 排
in line with符合，与… 一致
line up排队
in a line排成一行
例句：Please line up one by one to get your food.请一个个排队领取食物。
9.subject /ˈsʌbdʒɪkt/ n. 科目；主题 /səbˈdʒekt/ v. 使经受，使遭受；使臣服 adj. 易遭受… 的
subject sb/sth to sth.使经受；使遭受
be subject to (doing) sth可能受… 影响的；易遭受… 的
例句：The project is subject to the manager’s final approval.这个项目需要得到经理的最终批准。
10.passage /ˈpæsɪdʒ/ n.（文章）章节；段落；走廊；乐段
passage of time时间流逝
a secret underground passage地下秘密通道
例句：Please read the first passage and answer the questions.请阅读第一段并回答问题。
单词练习题
1.He is a friendly _________ (guy) and everyone likes him.
2.Our advice fell on _________ (stony) ground and nobody listened.
3.The small room can _________ (serve) as a study for the kid.
4.It _________ (constant) rains in this area during summer.
5.The event was _________ (official) announced this morning.
6.You can _________ (sign) up for the club on the school website.
7.She is looking for a _________ (part-time) job to make extra money.
8.Please _________ (line) up before entering the museum.
9.The plan is _________ (subject) to change without notice.
10.The _________ (passage) describes the writer’s childhood memories.
参考答案
1.guy
2.stony
3.serve
4.constantly
5.officially
6.sign
7.part-time
8.line
9.subject
10.passage
