8A Unit3 A day out 单元重难点及强化巩固 高频考点 【知识点 1】 exercise 意为“锻炼、训练、练习” （1）做动词：You don’t exercise enough. (2) 做名词：作“练习”和“早操”讲，是可数名词 【例题精练】 1．________ exercise every day makes us _________. A．Doing；health B．Doing；healthy C．Do；health D．Do；healthy 2．The boy has lots of maths ________ to do every day, so he has little time for ________ to keep fit . A．exercise; exercise B．exercises; exercises C．exercise; exercises D．exercises; exercise 3．—We should take more ________ to keep us ________, especially during the online classes. —That’s true. Health comes first. A．exercise; healthily B．exercises; healthily C．exercises; healthy D．exercise; healthy 4．My sister is doing ________ now. A．exercise B．excellent C．everything D．exciting 5．He seldom _________, because he has a lot of Maths _________. A．exercise; exercises B．exercise; exercise C．exercises; exercises D．exercises; exercise 6．The boy always has lots of math ________ to do, but he still ________ every day. A．exercise; exercises B．exercises; exercise C．exercise; exercise D．exercises; exercises 7．—Can Tony ________ in the morning? —Yes, he usually ________ for 30 minutes A．exercise; exercise B．exercises; exercise C．exercise; exercises D．exercises; exercises 8．—Doing _______ is good for your health. How about doing morning _______ every day? —Sure. I will _______ more from now on. A．exercise; exercises; exercise B．exercises; exercises; exercise C．exercise; exercise; exercise D．exercise; exercises; exercises 【知识点 2】 need 意为“需要”，可作实义动词和情态动词 （1）实义动词：need + 名词/动词不定式 need + v.ing 形式时表示被动意义 e.g. The flowers need watering. Your clothes need washing. (2) need 做情态动词时，不能单独作谓语, 只能和其他动词原形构成谓语； 在句 中放在谓语动词之前, 谓语动词前若有助动词,则在助动词之前；疑问句中, 则在主语之前。 多用在否定句或疑问句中； 无人称和数的变化； 否定式构 成是在后面加 "not"not"not"。 【例题精练】 1．You ________ pay for the CD if you ________ it. A．don’t need; don’t need B．needn’t; don’t need C．don’t need to; needn’t D．needn’t; needn’t 2．You _________ everything with you! We’ll stay out just for a few days. A．needn’t take B．don’t need bring C．need bring D．need no take 3．—Must I finish my homework now? —______________. A．Yes, you need B．No, you mustn’t C．Yes, you must to D．No, you don’t need to 4．He ________ homework right now. He can finish it tomorrow. A．needn’t to do do B．doesn’t need to C．needn’t doing D．doesn’t need to 5．Tom ______ to go far if he _______ some help. Our house is next to his. A．doesn’t need; need B．needn’t; needs C．doesn’t need; needs D．needn’t; need 【知识点 3】 take care 意为“保重”或者“小心” e.g. Take care not to hurt yourself. 拓展：take care of = look after 〈知识链接〉 ⑴ take (good) care of…＝look after…well (好好)照顾… ⑵look outlook out 当心→look out of 向…外看 ⑶be carefulbe careful 小心→be careful of/with…珍视；注意 Please be careful of your health. 请注意你的健康。 【知识点 4】 【辨析】 join, join in 与 take part in 的区别 词条 用法 join 多指加入某党派、某组织或某社会团体等，并成为其中的一员；加 入某人 join in 表示“参加”，其宾语一般是表示竞赛、娱乐、游戏等活动的名词，此 时可与 take part in 互换 take part in 指参加群众性活动、会议、劳动、游行等，也可表示参加竞赛、游 戏等（与 join in 互换） 【例题精练】 1．—I wonder if he ________ us in the dancing tonight. —I believe if he ________ his homework, he will join us. A．will join; will finish B．will join; finishes C．joins; finishes D．joins; will finish 2．—Would you like to ________ my birthday party this Saturday? —Sorry, I have an important meeting to ________. A．attend; join B．take part in; attend C．join; take part in 3．—Would you like to ________ my party tomorrow evening? —Yes, I’d like to. I hope Sandy can________us. D．attend; join in A．attend; join B．join; attend C．attend; attend D．join; join 4．—Amy, I’m not good at basketball. What should I do? —Why not ________ a basketball club to practise ________ basketball? A．join, playing B．to join, to play C．attend, playing D．to attend, to play 5．— Would you like to go to the movies with me? — I’d love to, but I have to ________ my friend’s wedding. A．doubt B．attend C．avoid D．produce 6．He has decided to________ the lecture on Africa during the International Culture Festival. A．join B．join in C．attend D．take part in 7．Athletes from more than 200 countries ________ the 2008 Olympic Games in Beijing. A．took part in B．attended C．joined D．held 8．Did you ________ the school sports meeting last year? A．join in B．join C．take part in D．attend 9．We are having supper now. Would you like to ________ us? A．attend B．join C．take part in D．join in 【知识点 5】 arrive at 意为“到达”， arrive at +小地点（如村、镇、车站等） arrive in 也是“到达”，arrive in +大地点（如国家、大城市等） 【辨析】arrive, get 和 reach 的区别 词条 词性