ENGLISH 8 – UNIT 10: COMMUNICATION
Page 1
KEY 10
I.
Listen to the passage and decide whether the following sentences are true (T) or false (F).
STATEMENTS
T
F
1.
A telescope is an optical instrument that aids in the observation of very close
things.
F
2.
The first known practical telescopes were invented in the Netherlands at the
beginning of the 1600s by using astronomy.
F
3.
In the 20
th
century, only a few types of telescopes were invented.
F
4.
Radio telescopes and infrared telescopes are example telescopes invented in the
20
th
century.
T
5.
The word “telescope” was friest invented in 1611 by the Greek mathematician
Giovanni Demisiani
T
II.
Listen again and fill in the missing words.
A
telescope
is
an
optical
instrument
that
aids
in
the
observation
of
(1)
…………
REMOTE
OBJECTS
………… The first known practical telescopes were invented in the Netherlands at the beginning of
the 1600s, by using (2) …………
GLASS LENSES
………… They found use in both terrestrial applications and
astronomy.
Within a few decades, the reflecting telescope was invented which used mirrors to collect and focus (3)
…………
THE LIGHT
………… In the 20
th
century, many new types of telescopes were invented including (4)
…………
RADIO TELESCOPES
………… in the 1930s and infrared telescopes in the 1960s. The telescope
now refers to a wide range of (5) …………
INSTRUMENTS
………… capable of detecting different regions of
the electromagnetic spectrum, and in some cases other types of detectors.
The word
telescope
was invented in 1611 by the Greek mathematician Giovanni Demisiani for one of
Galileo Galilei’s instruments presented at a banquet at the Accademiadei Lincei.
III.
Find the word which has a different sound in the part underlined.
1.
A. other
B. leather
C. wealthy
D. brother
2.
A. television
B. elephant
C. section
D. Swedish
3.
A. explain
B. current
C. desire
D. electric
4.
A. threaten
B. thread
C. seat
D. bread
5.
A. deaf
B. leaf
C. meat
D. heat
IV.
Find the word which has a different stress from the other words.
1.
A. appliance
B. activity
C. adventure
D. average
2.
A. favorite
B. government
C. influence
D. identify
3.
A. economic
B. volcanic
C. disappointed
D. scientific
4.
A. reputation
B. description
C. suggestion
D. pollution
5.
A. magazine
B. picture
C. documentary
D. entertain
V.
Choose the best answer.
1.
John managed ……………………his family in England by using Zalo.
A.
Contact
B. to contact
C. contacting
D. to contacting
2.
They advised…………………… video chatting in the next meeting.
A.
Use
B. to use
C. using
D. will use
3.
We ……………………to have an Internet connection installed in our house next week.
A.
Completed
B. suggested
C. admitted
D. arranged
4.
They …………………… about video conferences at this time next Monday.
A.
Will talk
B. are talking
C. will be talking
D. are going to talk
5.
We …………………… with each other by mobile phone in 2050.
