人教版九年级Unit12过去完成时及其用法
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人教版-九年级-Unit12
难点名称：过去完成时及其用法。
来自百度文库 Lead-in
Let's enjoy
Learning goals: 1.Learn to talk about the unexpected
events with the past perfect tense. 2. Learn to use the past perfect tense
oversleep-overslept-overslept
=when当…时候
By the time she got up, her brother had already gotten in the shower.
She was running quickly.
By the time she got outside, the bus had already left.
2. 用法： 过去完成时表示在过去某一时间或动 作之前已经发生或完成了的动作。
过去的过去
过去完成时：had+过去分词
my daughter
went to bed
10:00pm
A
past 过去
now
现在
B
11:00pm
过去的过去 I arrived home
future 将来
By the time I arrived home, my daughter had gone to bed.
By the time she got back to school, the bell had rung.
By the time she walked into class,the teacher had strarted.
1. By the time she got up, her brother had already gotten
通过之前的句子，我们来总结一下吧。 ➢ By the time I got up, my brother had already gotten in the shower. ➢ By the time I got outside, the bus had already left. ➢ When I got to the school, I realized I had left my backpack at home. 1. 这些句子是什么时态的句子?_过__去__完__成__时____
correctly.
Presentation What happened to Mary?
overslept
take a shower
run quickly
the bus left
left the backpack at home
Tell the story
Mary’s Bad Day
Mary got up late. She overslept.
4. Wbahckenpaschke agtothotomsec.hool, she realized she had left her
5. Bbayctkhpeatcikmaetshhoemgoet. back to school, the bell had rung. 65.. BByy tthhee ttiimmee sshhee gwoatlkbeadckinttooscclhaosso,lt,htehetebaeclhlehrahdardung.
iinn tthhee sshhoowweerr.. 22.. BByy tthhee ttiimmee sshhee ggoott oouuttssiiddee,,tthhee bbuuss hhaadd aallrreeaaddyy lleefftt.. 3. When she got to school, she realized she had left her 3. Wbahckenpaschke agtothotomsec.hool, she realized she had left her 4. Wbahckenpaschke agtothotomsec.hool, she realized she had left her
过去完成时表示在过去某个时间,或动作之前已经发生或完成的动作。 即“过__去__的__过__去__”。结构为：h_a_d_+_过__去__分_ 词 2. by the time 意思是 _在__…___时__候__, = when, 后接过去时的句子时, 从句的 谓语动词用___过__去__式_____
When she got to school, she realized she had left her backpack at home.
When she got home, she realized she had left her keys in the backpack.
Then she ran back to school quickly.
strarted. 6. By the time she walked into class,the teacher had
过去完成时（The past perfect tense）
1. 构成：“助动词had + 过去分词” Tina had already finished her homework by 10 o'clock yesterday night. 否定式：had not + 过去分词 缩写形式： hadn't Tina hadn't finished her homework yet by 10 o'clock yesterday night. 一般疑问形式： Had + 主语 + 过去分词 Had Tina finished her homework yet by 10 o'clock yesterday night?
过去完成时的判定
判断依据
1. 时间 状语
2. 标志词+含义 (过去的过去)
3. 上下文 语境
过去完成时的判断依据
➢by+过去的
1. Jim had finished his homework by ten last night.
难点名称：过去完成时及其用法。
来自百度文库 Lead-in
Let's enjoy
Learning goals: 1.Learn to talk about the unexpected
events with the past perfect tense. 2. Learn to use the past perfect tense
oversleep-overslept-overslept
=when当…时候
By the time she got up, her brother had already gotten in the shower.
She was running quickly.
By the time she got outside, the bus had already left.
2. 用法： 过去完成时表示在过去某一时间或动 作之前已经发生或完成了的动作。
过去的过去
过去完成时：had+过去分词
my daughter
went to bed
10:00pm
A
past 过去
now
现在
B
11:00pm
过去的过去 I arrived home
future 将来
By the time I arrived home, my daughter had gone to bed.
By the time she got back to school, the bell had rung.
By the time she walked into class,the teacher had strarted.
1. By the time she got up, her brother had already gotten
通过之前的句子，我们来总结一下吧。 ➢ By the time I got up, my brother had already gotten in the shower. ➢ By the time I got outside, the bus had already left. ➢ When I got to the school, I realized I had left my backpack at home. 1. 这些句子是什么时态的句子?_过__去__完__成__时____
correctly.
Presentation What happened to Mary?
overslept
take a shower
run quickly
the bus left
left the backpack at home
Tell the story
Mary’s Bad Day
Mary got up late. She overslept.
4. Wbahckenpaschke agtothotomsec.hool, she realized she had left her
5. Bbayctkhpeatcikmaetshhoemgoet. back to school, the bell had rung. 65.. BByy tthhee ttiimmee sshhee gwoatlkbeadckinttooscclhaosso,lt,htehetebaeclhlehrahdardung.
iinn tthhee sshhoowweerr.. 22.. BByy tthhee ttiimmee sshhee ggoott oouuttssiiddee,,tthhee bbuuss hhaadd aallrreeaaddyy lleefftt.. 3. When she got to school, she realized she had left her 3. Wbahckenpaschke agtothotomsec.hool, she realized she had left her 4. Wbahckenpaschke agtothotomsec.hool, she realized she had left her
过去完成时表示在过去某个时间,或动作之前已经发生或完成的动作。 即“过__去__的__过__去__”。结构为：h_a_d_+_过__去__分_ 词 2. by the time 意思是 _在__…___时__候__, = when, 后接过去时的句子时, 从句的 谓语动词用___过__去__式_____
When she got to school, she realized she had left her backpack at home.
When she got home, she realized she had left her keys in the backpack.
Then she ran back to school quickly.
strarted. 6. By the time she walked into class,the teacher had
过去完成时（The past perfect tense）
1. 构成：“助动词had + 过去分词” Tina had already finished her homework by 10 o'clock yesterday night. 否定式：had not + 过去分词 缩写形式： hadn't Tina hadn't finished her homework yet by 10 o'clock yesterday night. 一般疑问形式： Had + 主语 + 过去分词 Had Tina finished her homework yet by 10 o'clock yesterday night?
过去完成时的判定
判断依据
1. 时间 状语
2. 标志词+含义 (过去的过去)
3. 上下文 语境
过去完成时的判断依据
➢by+过去的
1. Jim had finished his homework by ten last night.