人教版高中英语必修一ppt课件：Unit4-Language-points.pptxVIP

Language points for reading smelly gas crack and burst come out of fall down one-third/two thirds in ruins at an end thousands of rise and fall jump out of think little of cut across be injured be left without parents useless pieces of steel tens of thousands of hundreds of thousands of coal mines dig out blow away give milk instead of rescue workers fresh water Language points Phrases in the text 分数表达法: 分子用基数(one, two…)，分母用序数词 ( first, second…)，当分子超过1时，分母的词尾加s. 1/3: one third 2/3: two thirds 1/4: one fourth (a/one quarter) 1/5: one fifth 3/5: three fifths 2 4/5: two and four fifths 1/2: a half 或 one half (例外) 75% ： seventy-five percent 90%: ninety percent ▲More than 70% of the surface of the earth is covered by water. ▲40% of the students in our school are girls. 百分数表达法： 百分数 + 单n + 单谓；百分数+复n +复谓 数词 + 量词+ 形容词 two hundred kilometers away 两百公里远 eight kilometers long 八公里长 thirty meters wide 三十米宽 四米深 four meters deep 五米高 five meters high 六米厚 six meters thick The train is seven minutes late. My watch is eight minutes fast. (adj 快的) 1. Imagine your home begins to shake and you must leave it right away. imagine: form a mentalpicture imagine + n. /pron imagine sb. to be shake : cause to move to andfro right away : at once ; in no time ; immediately right now : at this very moment Make up your mind_ i_g_h_tn__o_w___. I’ll return the book_ri__ h_t__a _a_y_. 2. rise vi. raise vt. He rose_____from his chair when the door bell rang. Her job is rai___ i_n_g_chickens. Her temperature is still_r_i n_g_. He _h_a_s_r_i n_ in rank recently. 3. A s_mel___l_y_ gas came out___ o_f_ the cracks. smelly : smell+ y = adj. smell n./v (smelt/ smelled) They were all hungry and the food sm___e_lt__good. I can sm___e_ll__something burning in the kitchen. Please throw the sm___ell__ _fish away. 4. … the water pipes in some buildings cracked and