人教版八年级下册 Unit 5 过去进行时 讲解 (共22张ppt)

Just as I _w_a_s__o_p_e_n_in_g_ the front door, the telephone __r_a_n_g__.ቤተ መጻሕፍቲ ባይዱ(open, ring)
She _s_li_p_p_e_d_a_n__d_h_u_rtherself while she w__a_s_g_e_t_ti_n_g_o_f_f the bus. (slip and hurt, get off)
The telephone rang just as I was opening the front door.
She slipped and hurt herself while she was getting off the bus.
（短）一过
连词 过进（长）
Someone knocked at the door when I was having breakfast.
He _c_u_t himself while he _w__a_s_s_h_a_v_i_n_g_. (cut, shave)
My wife _w_a_s_c_o_o_k_i_n_g__ the dinner while I _w_a_s_w__o_r_k_in_g in the garden. (cook, work)
4 o’clock
It is 6 o’clock now. Sarah _i_s_ at home. She _is__w_a_t_c_h_in__g television.
现在进行时
At 4 o’clock, she __w_a_s_n_’_t_ at home. She __w_a_s_ at the sports club. She __w_a_s_p__la_y_i_n_g_ tennis. She __w_a_s_n_’_t_w_a_t_c_h_i_n_g television.

第八页，共22页。
按要求转换下列句型。
1. We were having a PE class at four yesterday afternoon.（改为(ɡǎi wéi)否定 句）
We ______ ______ a PE class at four yesterday afternoon.
否定式：主语+was/were+ not +现在分词 This time yesterday Jack was not watching
TV. He was repairing his bike.
昨天这个(zhège)时候,杰克不是在看电视,而 是在修理自行车。
疑问式：was/were + 主语+ 现在分词 Were you playing basketball at four
第十四页，共22页。
2) As she ___ the newspaper, Granny ___ asleep. read； was falling B. was reading ； fell C. was reading； was falling D. read；fell
答案B.句中的as = when, while， 意为"当……之时"。描述(miáo shù) 一件事发生的背景时，用过去进行 ；一个长动作发生的时候，另一个 短动作发生。句意为 "在她看报纸时 ，奶奶睡着了。"句中的 第十五页，共22页。 fell (fall的
请仔细观察下面的例句，然后补全空 格中的内容。
第十七页，共22页。
① I was walking to school when I saw a cat in
a tree.

例3： She was writing a letter when I came in.
我进来时，她正在写信。
②表示在过去
某一时间内正 在进行的动作。
例4 The barber was cutting my hair when they arrived.
他们到达时，理发师正在给我剪头发。
Oral Practice
3
4
表示思维或心理状态的动词：
believe (认为), forget, consider, 表示所属关系的动词：
know, remember, hope, wish, want 等
belong, have, own, hold (容纳) 等
用
所 给
• 1. We w_e_r_e_w__a_s_h_in_g_ (wash) our clothes at six yesterday evening.
Pairwork:
• Patterns: • A: What were you doing at nine o’clock last Sunday morning? • B: I was sleeping. How about you? • A: I was doing my homework. • B: You are kidding
1.when 既指时间 点，也可指一段 时间;
while只指一段时 间.
1.My mother was cooking dinner while my father was watching TV. 2.When the UFO landed,
the boy was walking down the street.
2.公式:

4.He called me. I was having dinner. （合为一句话）
I was having dinner _w__h_e_n_he called me.
See you!
过去进行时两个分句中的两个动作 when & while 的选择
➢ When+瞬间/延续性动作 ➢ While+延续性动作 ➢ 两个动作都是延续性动作时用while 时态的选择 瞬间动作用_______，延续性动作用_______。
I was having dinner when he called me. 当他给我打电话时我正在吃晚饭｡ While/When we were talking, the teacher came in. 当我们正在谈话时,老师进来了。 Last night, my father was laughing while my mother was hitting me. 当我妈在揍我的时候我爸在笑。
语法
过去进行时
定义：过去(1)_某__个__时__刻__(2)_某__段__时__间__ 正在进行的动作。
past 过去
present 现在
future 将来
I was playing a game at 9 o'clock last night. My mother was hitting me from 10 to 11 last night.
began to rain.
A.While B.After
C.Before D.Since
2.What were you doing __B__ I was reading?
A.when B.while C.until