food processor
correction pen
Unit 5:
LOOKING BACK
Pronunciation
SOLAR CHARGER

smartphone
laptop
earbud
washing machine
runway
Teacher: Le Thi Hong
school : Tran Phu High School
UNIT 5: IN VENTIONS
Period 46: LOOKING BACK
I. PRONUNCIATION
1.These words below are compound nouns or noun phrases. Put them in the correct columns according to their stress patterns.
Food processor
Solar charger
laptop
earbuds
Washing machine
smartphone
Correction pen
Digital camera
runway
II. VOCABULARY
Complete the sentences.Make changes where necessary
invention portable economical expensive benefit
(N) (Adj) (adj) (adj) (V/N)
A digital camera is more ....................... Than a film camera: you don’t have to buy rolls of films.
Our teacher gave us an assignment on modern ............................ of the 21st century.
Modern inventions tended to be small and......................... so they can be taken along and used everywhere.
Even the best invention may have both .............................and drawbacks.
It’s difficult to look for products of high quality which are not .................
economical
inventions
portable
benefits
expensive
III. Grammar
1. Fill in the gaps with the present perfect or the present simple
Kim: Help me, Eric. My party (be).......... next week and I (2.not plan).......................... The menu yet.I(3. waste) ........................three days worrying, and I still
(4. not have)................... any ideas.What should I do?
Eric:Don’t panic. Your guests(5. not start)......................
arriving yet, so ask everyone to bring something. Then you can order some pizzas or buy spring rolls from a Vietnamese takeaway. Nobody (6. say)............. no to pizzas or spring rolls, I’m sure.
is
haven’t planned
have wasted
don’t have
haven’t started
says
next week
yet
three days
still
yet
sure.
2. Matching and answer the questons
A washing machine is used for washing clothes.
1. What is a washing machine used for?
2. What can a solar charger be used for?
A solar charger can be used for charging mobile devices.
3. What do you use to listen to music and watch videos?
I use a laptop (smartphone, ipad,…) to listen to music and watch videos.
4. What is a correction pen used for?
A correction pen is used for covering a writing error.

A printer
3-D printer
5. What do you use a 3-D printer for?
- I use a 3- D printer to produce/ make solid objects similar to the originals .
Answer the questions
1.A washing machine is used for washing clothes.
2.A solar charger can be used for charging mobile devices.
3.I use a laptop (smartphone, ipad,…) to listen to music and watch videos.
4.A correction pen is used for covering a writing error.
5.I use a 3-D printer to produce/ make solid objects.