高一下学期英语人教必修3 Unit2 Learning about language 课件

“Nothing could be better,” he thought. = All his foods could be best. 他想, “再没有比这些更好吃的了”。
此句是用比较级的否定形式表示最高级 含义。 e.g. — How are you getting on?
你怎么样? — Nothing could be better.
must have happened表示对已经发生的事 进行肯定的猜测, 意为“一定做了某事”。 其疑问形式是can / could提前, 否定形式 为: can’t / couldn’t have done。 e.g. She must have arrived home by now.
Judging from her appearance and manner, she couldn’t have been over fifty years old.
diet vi. 节食，按规定饮食
e.g. I’ve been dieting for two months and I’ve lost 6 kilos. 我已经节食两个月了，而且我已经 减了6公斤了。
diet food
diet指的是习惯的食物或规定的食物， 特指维持健康的定量或定质的食物。 food是一般的用语，凡能吃能喝的具有 营养的东西都称为food。 强调种类时，food 可用复数。
b) get away with doing sth. 不因某事受惩罚；携带……跑掉 e.g. For that serious accident, he got away with only a fine. 那么严重 的 事故，他缴了罚款就完事了。
They got away with damaging the
The strength of the diet in Wang
Peng’s restaurant was that ...
strength 阅读下列各句，并观察strength在句中的 含义。
1) He pushed against the rock with all
his strength.
力量；力气
balanced diet raw slim ought to energetic
lose weight lose heart lose interest lose face
Julie wanted to become thinner. She knew she _o_u_g_h_t_t_o_ eat more vegetables and fruit but little meat. However, as she was so afraid of being laughed at by her friends, she did not cloosnisnugltfaacdeoctor but lived on a _d_i_e_t_ of rice, _r_a_w__ vegetables, bananas and lemons. Three weeks later, she found she weighed as much as ever.
Proper _d_i_e_t_ and exercise are both important for health. Many sweet _f_o_o_d_s__ are on sale in the store. Milk is the _f_o_o_d_ for babies.
What will you happen to you if you don’t eat a balanced diet? balance作动词，意为“均衡，权衡， 保持平衡”。
He could not have Yong Hui getting away with telling people lies! a) have sb. doing something 让某人做某事；让某情况发生 e.g. Our success in the Beijing Olympics has me wondering whether we can win even more medals next time.
4) 表示推测（惊讶、怀疑、不相信 的态度），用于疑问句、否定句和 感叹句中。
e.g. Try to balance your diet by eating more fruit and less meat. You have to balance the advantages of living in a big city against the disadvantages.
2. _g_e_t_a_w_a_y__w_i_t_h__ not to be punished for something
3. ___r_a_w____ uncooked 4. _c_u_r_i_o_si_t_y_ the strong wish to know
about something 5. _c_u_s_t_o_m_e_r_ someone who buys things or
▪ I’ll not be able to come this afternoon.
▪ 当表示“经过努力才得以做成功某 事”时应用be able to。如：
He was able to go to the party yesterday evening in spite of the heavy rain.
再好不过了。
1) Nothing is more pleasant than travelling. = _T_r_a_v_e_ll_i_n_g_i_s_t_h_e_m__o_s_t _p_le_a_s_a_n_t_t_h_i_n_g_. 2) 当你疲劳的时候，没有什么比好好休息
一下更好的了。 _T_h_e_r_e_i_s_n_o_t_h_i_n_g_b_e_t_t_er__th__a_n_a__g_o_o_d___ _r_es_t_w__h_e_n_y_o_u__a_r_e_v_e_r_y__ti_e_r_d_. ________
【常用表达】
balanced / healthy / poor diet 均衡的/健康的/不良的饮食 vegetarian / high-fibre diet 素食/高纤维的饮食 a diet of fish / fruit / potatoes 只吃鱼/水果/土豆的饮食 be on a diet 节食
a unfavorable balance 入不敷出
翻译下列句子。 1. 你能单脚站立多久?
How long can you balance on one foot? 2. 实验室的天平与商店里的秤在什么方
面有所不同? In what way is a laboratory balance different from a balance found in a store?
一、 can, could 1) 表示能力（体力、知识、技能）。 Can you lift this heavy box?（体力）
Mary can speak three languages. （知识）
Can you skate?（技能）
此时可用be able to代替。Can只有 一般现在时和一般过去式；而be able to则有更多的时态。
翻译下列句子。
1. Those who lie and cheat will never get away with it. 那些撒谎和欺骗别人的人绝对逃不过惩 罚。
2. Don’t think you can get away with telling lies. 不要以为你撒了谎就可以这样算了。
Book 3 Unit 2 Healthy eating
Find words and expressions from the text that mean the same.
1. __l_i_e_____ something that you say that you know is not true.
She felt so sad and hopeless about herself and her behaviour changed. She didn’t dare to face her boyfriend and she was unwilling to visit her friends any more. lost interest in visiting Luckily, her best friend Fred came to see her and encouraged her to exercise, eat a _b_a_la_n_c_e_d_ diet and enjoy life again. Soon Julie became amazingly _e_n_e_r_g_e_ti_c_ and _s_li_m__! She fபைடு நூலகம்lt very happy.
【常用表达】
keep / lose one’s balance 保持/失去平衡
be off balance
使失去平衡
out of balance
失去平衡
a sense of balance 平衡感
the balance of nature 自然生态平衡
balance beam
平衡木
a favorable balance 入多于出
表示请求和允许
-----Can I go now? ----- Yes, you can. / No, you can’t.
此时可与may互换。在疑问句中还可用 could, might代替，不是过去式，只是语气 更委婉，不能用于肯定句和答语中。
▪ ---- Could I come to see you tomorrow?
▪ ---- Yes, you _c_a_n__. ( No, I’m afraid
not. )
▪ 3) 表示客观可能性（客观原因形 成的能力）。
▪ They’ve changed the timetable, so we can go by bus instead.
▪ This hall can hold 500 people at least.
他使出全力推岩石。
2) She has a remarkable inner strength. 她有出众的意志力。 勇气；决心
情态动词
情态动词有can (could), may (might),
must, have to, shall (should), will (would), dare (dared), need , ought to等。 情态动 词无人称和数的变化；不能单独使用， 必须与其后的动词原形构成谓语。
Something terrible must have happened if Li Chang was not coming to eat in his restaurant as he always did. [点拔] 此句是一个主从复合句。主句为 Something terrible must have happened; 从句是由if引导的条件状语从句, 即if Li Chang was ... restaurant; as he always did是由as引导的方式状语从句。
services from a shop, company, etc 6. __b_e_n_e_fi_t__ a particular quality that
gives someone or something an advantage
Fill in the blanks with words from the left box and paraphrase the italicized parts using the phrases from the right box.