维词课堂 人教版B5U3 文字版 - 新

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— __L__a_ck__o_f_/_A__la_c_k__o_f__ self-confidence is his Achilles’ heel, I am afraid. (2016 江苏) 4. The research ___l_a_c_k_s_____ solid evidence, and therefore, its conclusions are doubtful. (2012 浙江)
国 单项填空)
Exactly when the potato was introduced into Europe is uncertain / It is __u_n_c_e_r_ta_i_n__w_h_e_n_e_x_a_c_t_ly__th_e__p_o_ta_t_o_w__as__in_t_r_o_d_u_ce_d__in_t_o_E__u_ro_p_e________ , but it was probably around 1565.
光照,叶子变黄了。
■ vt & vi [不用于被动语态] 缺乏;短少;没有: At first I lacked confidence. 起初,我缺乏自信。人教⑦ – 5 They lacked the money to send him to university. 他们没钱送他 上大学。 lack (for) nothing [正式用语] 什么也不缺: As he is very rich he lacks for nothing. 他很富有,什么都不缺。 ► lacking adj [不用于名词前] 不足的;缺少的 be lacking in sth 缺少某物
维词课堂
A word is a microcosm of human consciousness. — Vygotsky
教材版本:人教
册别单元:B5U3
用法 lack
uncertain
英语释义
词族
press
精准的汉语释义
switch
英语释义
一词多义 take up
ຫໍສະໝຸດ Baidu
motivation
重 难 点 词
uncertain
教学建议
1. uncertain看似简单,而要准确理解和正确运用它 其实不易; 2. 借助uncertain的英语释义,掌握其不同释义间的 细微差别; 3. 在掌握uncertain释义间差别的基础上,掌握其不 同释义下的用法和搭配; 4. certain与uncertain的学习方法相同
diet and a lack of exercise. 这些孩子有与不良饮食
和缺乏运动相关的健康问题。 for lack of 因缺少:
重要搭配
The tour was cancelled for lack of bookings. 这次出
游因无人预订而取消了。
The leaves turned yellow for lack of light. 由于缺少
② (be) uncertain of / about sth:
We feel uncertain about the future. 我们对未来没有把
握。
➋ 捉摸不定的 not definite or not decided (unclear):
The uncertain weather delayed our journey. 天气变化
take up的语义网络图
“拿起”时间或空间
“拿起”建议或其他得到的 东西
“拿起”某项活动
拿起
“拿起”某工作
根义
take up 语义树
“拿起”时间或空间
“拿起”建议或其他 得到的东西
“拿起”某项活动
拿起
“拿起”某工作
根义
take up
(尤指为消遣) 学着做;开始做: After he retired from office, Rogers took up painting for a while, but soon lost interest. 退休后,罗杰斯学了一 段时间绘画,但很快就失去了兴趣。
利用同义词,形成联想记忆。
占用 (occupy): The desk takes up a lot of room. 这张桌子太占地了。 Helen always helps her mother even though going to school takes up most of her day. 尽管海伦一天大部分时间都上学,但她总 是给自己的母亲帮忙。
1. She is lack of confidence. 2. She lacks of confidence. 3. She lacks in confidence. 4. She suffers from a lack of confidence. 5. She is lacking in confidence. 6. She lacks confidence.
uncertain
➊ [不用于/ 名词Q前n]5不s\确定:的t;n难/ 以预a料d的j feeling
doubt about sth; not sure (unsure): 不可用于名词前 ① (be) uncertain + wh- to do sth / wh- 从句: We’re uncertain whether to stay or not. 我们拿不准是 否要留下来。
by using environment-friendly equipment. (2009 重庆)
__________ 4. In fact, non-verbal communication (非言语交际) takes
up about 50% of what we really mean. (2012 全国)
不定,延误了我们的行程。
可用于名词前
The date of his arrival is still uncertain. 他到达的日期
还不确定。
It is uncertain what his role in the company will be. 他
将在公司担任什么职务尚未确定。
根据英语释义 可知此层释义 针对的是人
lack
lack
He was a self-made man who owed his lack of success to nobody.
— Joseph Heller
People don’t lack strength; they lack will.
— Victor Hugo
在英语词汇学习中,具有多种词性的词往往很容易被 用错,比如lack。判断下列句子的正误!
利用英语释义,帮助理解词 语释义 开始从事;开始担当 to start or begin sth such as a job: If you want to take up this job, you should first be trained for three months. 假如你想从事这项工作,你必须先接受三个月的训练。
利用英语释义,帮助理解词 语释义
接受 to accept sth that is offered or available: Rick took up the challenge and cycled alone for 250 miles. 里克接 受了挑战,独自骑行250英里。
怎样学习高频多义动词短语
__________ 2. By taking up the offer, the voucher (优惠券) holders
can choose to book either a basic twin or double room at the chosen
B&Bs. (2012 四川)
__________ 3. Whatever sport you take up, you can make it greener
答案: 1. 2. 3. 4. 5. 6.
lack /lAk/
重要搭配
■ n [U] [常用单数] 缺乏;不足 (shortage): (a) lack of food / money / sleep / skills 缺乏食物 /
金钱 / 睡眠 / 技能
These children have health problems linked to poor
1. 高频多义短语动词作为英语词汇学习中的重难点, 可以采用与高频多义词同样的学习方法,即通过根义 (或基本义),结合语境来记忆其他释义(即衍生义); 2. 熟悉动词本身的释义; 3. 借助小品词来学习短语动词,如 take up 中的up; 4. 通过英语释义和同义词来帮助理解短语动词释义, 可以通过练习同义词替换的方式以加深理解; 5. 阅读文章时,刻意留意短语动词,画线并结合上下 文语境来猜测短语动词在文中的释义。
人作主语的两 种用法,结合 例句体会
根据英语释义 可知此层释义 针对的是物
物作主语的用 法,结合例句 体会
一、汉译英。
1. 昨天他还不确定上哪所学校。 _H__e_w__as__u_n_c_er_t_a_in__w_h_i_ch__s_c_h_o_o_l _to__g_o_t_o_y_e_s_te_r_d_a_y_.
二、根据所给提示,完成下列句子。 1. 尽管已有约两千人服用了这种药,但是还不确定它会有何副作用。(uncertain) (2010 浙江 单项填空) __I_t_is__u_n_c_er_t_a_in__________ what side effect the medicine will bring about, although about two thousand patients have taken it. 2. 土豆被引入欧洲的确切时间尚不清楚,大概是在1565年。 (uncertain) (2014 全
能力提升
根据句意写出take up的汉语释义。 ___继__续_____ 1. She took up the story where Tim had left off. ___各__就__各_位__ 2. The runners are taking up their positions on the starting line. __商__量__/_处__理_ 3. The school took the matter up with the police.
形容词后面常接 介词in。
小结
1. 注意动词,名词的用法区别; 2. a lack of, for lack of, be lacking in sth是需要注意的重 点短语。
即学即练
用lack的正确形式及其短语填空。 1. The reason why he didn’t pass the driving test is ___la_c_k_in_g_____ practice. 2. He didn’t pass the driving test ___fo_r_l_a_c_k_o_f__ practice. 3. —Jack still can’t help being anxious about his job interview.
即学即练
基础训练
根据句意选出take up的最佳释义。
(尤指为消遣) 学着做;开始做 开始从事;开始担当
占用
接受
__________ 1. Peter will take up his post as the head of the travel
agency at the end of next month. (2015 陕西)
take up
take up
Don’t let yesterday take up too much of today. 别让昨日之事占据今日的太多时间。
take up up
take up为高频多义短语 动词,take 和up的字面 意义组合是“拿起”, 也是其根义,不过这层 意思现在已经很少使用。
2. 他对自己的将来非常没有把握。_H_e__is_v__er_y__/ _d_ee_p_l_y_u_n_c_e_r_ta_i_n_a_b_o_u_t_/_o_f_h_i_s_f_u_t_u_re_.
3. 捉摸不定的天气 ___t_h_e_u_n_c_e_rt_a_in__w_e_a_t_h_e_r __________________
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