人教版八年级英语下册《 Section A Grammar focus 4a—4c》公开课课件_8

… do/doing sth _w__h_e_n_ … +do(瞬间性) sth. … do sth _w__h_e_n_/_w_h_i_le__ … +do(延续性) sth. … doing sth _w_h_i_l_e_ … +doing(延续性) sth.
1）只能用when（从句谓 语是瞬间性动词）：
at this time yesterday.
现在进行时
the present continuous tense
过去进行时
past progressive tense
含义:表示现在正在进行
的动作或现阶段正在进 行的活动。
结构:is/am/are + doing
时间状语：now, right now, at the moment
。
while的用法 Do while doing
Doing while doing 指时间段，意为“在…期间，当…的时候；与…同时” 其从句的谓语动词必须是延续性的。
1.强调主句动作发生时，从句动作正在进行。
(1) While I was fishing by the river, I saw an empty boat nearby. (2) The rainstorm came while the boy was walking down the street.
2）只能用while（主句和 从句都是进行时）：
3）while和when可以互换 （从句谓语是延续性动词）
2023/3/25
理解：延续性动词和非延续性动词 瞬间性动词
延续性动词指动作可以延续一段时间, 而不是 瞬间结束。 如: work、study、drink、eat等。 非延续性动词指动作极为短暂，瞬间结束。 如: start、begin、hit、jump、knock等。

adj. 德国的；德语的；德国人的 n. 德语；德国人
There are some special German paintings there right now.
B: Sure. When do you want __t_o_g_o__ (go) ?
5. A: Have you ever __v_i_si_t_e_d__ (visit) the history museum?
the space museum?
No, I haven’t.
I’ve been to the art Me, too. And I’ve also visited the
museum many times.
nature museum.
I’ve never been to a water park.
Me neither.
现在完成时（Ⅱ） 现在完成时表示经历的用法
现在完成时常用have been to (去过)， ever (曾经)，never (从没)等表示经历。
现在完成时（二）
一、现在完成时中的 ever 和 never ① ever 的含义及用法
ever 作副词，意为“曾经”，常用于现在完成时的否定句和 疑问句中，位于助动词 have/has 之后、过去分词之前。 ➢Have you ever seen anything like it? 你曾见过像它这样的东西吗? ➢I don't think I have ever been here before. 我觉得我以前从未到过这里。
2.许多次______m__a_n_y__t_im__e_s________________
3.自然博物馆___n__a_t_u_r_e_m__u_s_e_u_m_______________ 4.在科技馆_____a_t__th__e_s_c_i_e_n_c_e_m__u_s_e_u_m______ 5.上个周末_____la_s_t_w__e_e_k_e_n_d__________________ 6.在动物园____a_t_t_h_e__z_o_o__________________ 7.令人兴奋的供乘骑的游乐设施__m__a_n_y__e_x_c_it_i_n_g__ri_d_e_s_ 8.立刻；马上_______r_i_g_h_t__n_o_w_/_a_t_o__n_c_e_____ 9.我也没有___m__e__n_e_i_th_e_r_____________________ 10.一个特别的主题_a__s_p_e_c_i_a_l_t_h_e_m__e________ 11.听说__h_e_a__r_o_f____________________________

fix up 修理；装饰
②“动词+介词”型 相当于及物动词，其后必须有宾语，且宾语总是位于 介词之后。此类介词有for, after, about, of, from, to, with, at 等。
care for 照顾；非常喜欢 laugh at 嘲笑 agree with 同意
wait for 等待 look after 照顾；照料 look for 寻找；寻求
D. put off
作宾语
主语+谓语+ to do
常接动词不定式作宾语的动词有want/plan/agree/learn/ hope/refuse/decide to do 等。
另一种是“疑问词+动词不定式”结构作动词或介词的 宾语。 例：他教我如何使用手机。
He taught me how to use mobile phone.
She raised her voice to be heard better． 目的状语
I’m sorry to trouble you.
原因状语
She is too young to go to school.
动词短语
1 定义 动词加介词、副词或其他词构成的短语称 为动词短语，其作用和动词差不多，有的 相当于及物动词，有的相当于不及物动词。
I’d like to help homeless people.
She decided to try out for a volunteer after-school reading program.
You could ask hospitals to let you visit the kids and cheer them up.

2a Listen and number the pictures [1-4] in DoriddWeYrhutaoGt atoernellgthtahenyeddsothionisrgyfi.anmthielypsicutuccreese？d finally?
a
c
digging 3
2
talking
_T__ The two mountains were very high and big. _F__ A very yoouldng man tried to move the mountains. _F__ Yu Gong told his ffraimenidlys that they should help
3. Where would they put all the earth and stone from the mountains? Why?
Yu Gong said they could put it _i_n_to_ the _s_e_a_ because it'sb_i_g__en_o_u_g_h_ to hold everything. So they all started _d_ig_g_i_n_g_ the next day.
fairy tales
fairy tales
神话故事，民间故事
Snow White
The Emperor's new clothes The little mermaid
Chinese fairy tales
brave
Hou Yi Shoots the Suns
There were too many suns and it was too hot. So Houyi shot them.