九年级英语全册 Unit 4 I used to be afraid of the dark（第5课时）Section B（2a-2b） （新版）人教新目标版

Unit 4I used to be afraid of the dark.第五课时Section B (2a2b)1a 15yearold boy 意为“一个15岁的男孩”。15yearold 是一个复合形容词，它的基本结构为：数词连字符单数名词。在句中作定语，其后接名词。2seldom 副词，意为“很少，不经常”。通常放在实义动词之前，连系动词、情态动词或助动词之后。seldom在句中表示否定的含义，故构成反意疑问句时，用肯定的简短问句。eg：He seldom gives his wife a present，does he？他不常送给妻子礼物，是吗？【注意】seldom用于句首时，句子主谓应部分倒装，以加强语气。3influence 动词，意为“影响”。eg：The weather influences the crops.天气影响农作物。【拓展】influence还可以用作名词，意为“影响”，短语have an influence on sb./sth.意为“对某人/物有影响”。eg：Literature and art have a great influence on peoples thoughts.文艺对人们的思想有很大的影响。4absent 形容词，意为“不在的，缺席的”，常与介词from连用。其名词形式absence意为“缺席；不在”。eg：The manager is absent from the meeting.经理缺席了会议。5fail动词，意为“不及格；失败；未能(做到)”。其反义词为succeed.其常见用法有：(1)fail in sth. 在失败(2)fail to do sth. 做某事失败(3)fail (in) doing sth. 做某事失败 一、根据句意及汉语提示写单词。1Susan is very shy and she _(很少) gets together with her classmates.2Many young students like Ma Yun a lot.His words _(影响) them a lot.3Gina was _(缺席) from school because of her illness.4Work hard，or youll _(失败) the exam.5I sometimes get nervous easily before an _(考试)seldominfluenceabsentfailexam/examination二、根据句意用所给词的适当形式填空。6She has made a _(decide) about where to work after she graduates.7He looks _(happy) today.Whats wrong with him?8I have some _(difficult) in learning English.Could you help me?9We failed _(climb) the mountain because of the bad weather.10They used to _(cause) lots of problems in school.decisionunhappydifficultiesto climbcause三、单项选择。( )11.Mike was ill in bed，so he was _ from the meeting this morning.Afar Bdifferent Cabsent Dfree( )12.Each of us has to write a _ report every two weeks.(阿凡题：1074180)Atwohundredword BtwohundredswordCtwohundredswords DtwohundredwordsCA( )13.Do you have any difficulty in _ English？(阿凡题：1074181)Yes，but I try to make myself _.Ato speak；understood Bspeaking；understandCto speak；to understand Dspeaking；understood( )14.I _ eat vegetables.(2016，荆州)(阿凡题：1074182)But they are good for your health！We should eat them every day.Aoften Busually Calways DseldomDD( )15.When you are swimming，_ your ears.You can use earplugs(耳塞) to stop water getting into your ears.Atake after Btake part in Ctake off Dtake care ofD四、根据汉语意思完成下列句子。16李雷让我照看一下他的宠物狗。Li Lei asked me to _ his pet dog.17他做了一个艰难的决定放弃学业去打工赚钱。He _ a difficult_leave school to work for money.18我得亲自下厨为家人做饭。I will cook _for my family.take care ofmadedecisionin person19尽管你已通过了考试，但你还是应该继续努力学习。You should keep working hard _ you have passed the exam.20我弟弟擅长打篮球。My brother _ playing basketball.even thoughdoes well in/is good at