Unit 2 Lesson 1-2

Modern HeroesModern Heroes

GrammarGrammar一般过去时和过去进行时

Objectives 学习目标

By the end of the lesson, you will be able to

• find out the difference between the Past Simple and the Past Continuous;• use the Past Simple and the Past Continuous to describe events.

launch/lift off

separate from the rocket

circle the earthlet out the parachute

landspaceship

collect

• PAST SIMPLE ： was ， were ， did（过去式）

• PAST CONTINUOUS:

was/were+ v-ing（现在分词）

语法小结 Form

felt the high gravity

felt soaring into the sky

spoke with the ground control and familyhad several tasks to completeslept for 3 hoursshowed the flagsexpressed the wishes

felt the spaceship shaking

climbed out, smiled and waved to the crowd, was happy to be home

Find more sentences

When the spaceship was lifting off, I could really feel the high gravity.

• PAST SIMPLE ： describe sth. happened in the past or past situations.

• PAST CONTINUOUS: sth. continued for some time in the past, forming the background of an event.

语法小结 Function

1 While the spaceship was circling the earth for the sixth time, Yang Liwei spoke with ground control in Gansu.

2 While he was sleeping, the spaceship circled the earth twice.

3 When the spaceship was doing its seventh circle, Yang Liwei showed the flags of China and the United Nations,…

4 The surface of the spaceship was glowing red when it came back into the earth’s atmosphere.

5 As Yang Liwei returned into the earth atmosphere, helicopters were flying to …

6 Millions of people all over China were watching TV when the spaceship landed safely.

Use when, while or as to join sentences in two tenses:

When the spaceship separated from the rocket, I suddenly got a feeling of soaring into the sky…

While he was sleeping, the spaceship circled the earth twice.

As Yang Liwei returned into the earth atmosphere, helicopters were flying to …

语法小结

辨析 when 与 while 的区别

• when 可以和延续性动词连用，也可以和短暂性动词连用 .

• when 从句的谓语动词可以在主句谓语动作之前、之后或同时发生

• What was Pat doing when she heard the crash?

• What did Pat do when she looked out of the window?

•What was Jennifer doing when she saw the boy?•What was the boy doing when Jennifer saw him?•What did Jennifer do when she ran out of the house?

lift off can feel the high gravity

When the spaceship was lifting off, Yang Liwei could feel the high gravity.

circle the earth for the 6th time

speak with ground control, his wife and son

circle the earth twice sleep

do its seventh circle show the flag of China and the UN , expressing…

the surface of the spaceship glow red

come back into the earth’s atmosphere

helicopters fly to where he would land

return to the earth’s atmosphere

the spaceship land safely

people all over China watch TV

A Brief Report on Shenzhou VI• Second manned spaceship

• Astronauts: Fei Junlong and Nie Haisheng

• Launch time: 9:00 am October 12, 2005

• 4 seconds later, separate from the rocket

• circle the earth 76 times

• Time: 115 hours and 32 minutes

• 21:32, October 12, speak with their family members

• 16:28,October 15, have a conversation with President Hu Jintao

• Mission: complete tasks and do experiments

• 4:32, October 17, 2005, land safely

Homework

1. Read P92—Grammar

2. Do P67---- all