Welcome to our class
Unit15 Space conquest
Vocabulary and grammar
- Orbit:
- Cosmonaut:
- Weightlessness:
- Gravity:
- ( to) lift off:
I. VOCABULARY:
Phóng lên
(n) quỹ đạo
(n) Phi hành gia
= astronaut
(n) trọng lực
(n) trạng thái không trọng lực
 Extreme (adj) /iks`tri:m/: rất xa
 Psychological tension (n): sự căng thẳng về tâm lý
 Technical failure (n): lỗi kỹ thuật
 Venture (n) /`vent∫ə/: mạo hiểm
 Feat (n) /fi:t/: kỳ công, thành quả
 React (v) /ri:`ækt/: phản ứng trở lại, tác động trở lại
 Deal with (v): đối phó, giải quyết, xử lý
 Enormous (ajd) /i`nɔ:məs/ = huge: to lớn, khổng lồ
II. Grammar
1. could/ be able to:
Eg: - He was an athlete ,so he could run fast?
- His leg was hurt but he was able to run fast ?
Structures: S + could + V( bare inf)
S + was/ were able to + V (bare inf)
* uses: => Could: diễn tả 1 khả năng chung trong quá khứ.
=> was/ were able to: dïng ®Ó diÔn t¶ mét nç lùc thµnh c«ng trong qu¸ khø.
2. Tag questions:

Eg: It’s a beautiful day, isn’t it?

You haven’t done your homework, have you?

=>
Structure: khẳng định, phủ định ?
phủ định, khẳng định ?

- Let’s + V(bare), shall we ?
- (Please +) V(bare) , will you ? (câu mệnh lệnh)
- I am ……, aren’t I ?
- This / That (is ……), (isn’t) it ?
- These / Those (are ……), (aren’t) they ?
- There is / are ……, isn’t / aren’t there ?
- Nobody / No one + V(khẳng định) …, auxi / modal (kh¼ng ®inh) they ?
- Everthing/something/anything... , .............it?
- Everybody/ everyone/ someone/ ..., ................they?
- S + never / rarely / seldom / no longer…,VERB (khẳng định(+) + S ?
Special Cases
LUCKY NUMBER
1
2
3
4
5
6
7
8
Consolidation.
1. do Exercise again .
2. Prepare for new lesson
IV. HOME WORK
Good luck!
You have 10 points.
5
lucky number.
Congratulation!
10 points

Our school has many trees,…………...?
1.Make a question tag.
hasn’t it
The fire was spreading quickly but in the end I could put it out
2. Correct a mistake in this sentece.
was able to
She didn`t able to find him although she had gone every where.
3. Correct a mistake?
wasn’t
4. Make a question tag.
Today is saturday,.................?
isn’t it
7. Use( could or was able to ) to fill in the sentence ?
The bus was crowded with people but finally I …………….find a seat.
was able to
8. Ha and Mai don’t want to become doctors,……………?
do they