tính từ trong tiếng anh phần 4

Cô VŨ MAI PHƯƠNG - KHÓA NGỮ PHÁP





Prefixes

Prefixes are added to the beginning of an existing word in order to create a new word with a different meaning. For
example:

word
prefix
new word
happy
un-
unhappy
cultural
multi-
multicultural
work
over-
overwork
space
cyber-
cyberspace
market
super-
supermarket

Suffixes

Suffixes are added to the end of an existing word. For example:

word
suffix
new word
child
-ish
childish
work
-er
worker
taste
-less
tasteless
idol
-ize/-ise
idolize/idolise
like
-able
likeable

Các tiền tố thường gặp:

Tiền tố
Ý nghĩa
Ví dụ
Anti-
Chống lại
Anti-war, antisocial

Auto-
Tự động
Auto-pilot, autography
Bi-
Hai, hai lần
Bicycle, bilingual
Ex-
Trước đây
Ex-wife, ex- smoker
Micro-
Nhỏ bé
Microwave,
microscopic
Mis-
Tồi tệ, sai
Misunderstand,
misinform
Mono-
Một, đơn lẻ
Monotone, monologue
Multi-
Nhiều
Multi-national, multi-
purpose
Over-


Nhiều, quá mức
Overdo, overtired,
overeat

Post-
Sau
Postwar, postgraduate
Pre-
Trước
Pre-war, pre-judge
QUY TẮC CẤU TẠO TÍNH TỪ



Cô VŨ MAI PHƯƠNG - KHÓA NGỮ PHÁP
Pro-
Tán thành, ủng hộ
Pro-government, pro-
revolutionary
Pseudo-
Già
Pseudo- scientific
Re-
Lần nữa, trở lại
Retype, reread, rewind
Semi-
Phân nửa
Semi-final, semicircular
Sub-
Bên dưới
Subway, subdivision
Under-
Thiếu, không đủ
Underworked,

undercooked
Tiền tố phủ định
Ví dụ
Im- (đứng trước tính từ bắt đầu m hoặc p)
Immature, impatient
Ir- (đứng trước tính từ bắt đầu r)
Irreplaceable. irregular
Il- (đứng trước tính từ bắt đầu l)
Illegal, illegible, illiterate
In-
Inconvenient, inedible
Dis-
Disloyal, dissimilar
Un-
Uncomfortable, unsuccessful

Bài tập chữa trong video:
Ex1:
A. Form the adjective and its antonym by adding appropriate prefixes
attention attract comfort competence formality health offend predict reason rely
B Now use the negative adjectives to fill the blanks.
1 My watch is very ____________, so I'm not sure of the correct time.
2 if that chair is______________, try this one over here.
3 The atmosphere was very _______________ and everyone was on first-name terms.
4 He was so ______________ that he sent everybody the wrong information.
5 Was it _________________ of me to expect them to do so much homework?
6 That terrible make-up makes her look most __________________
7 He was a very ____________________ pupil and seemed to spend most of the time looking out
of the window.
Cô VŨ MAI PHƯƠNG - KHÓA NGỮ PHÁP

8 He keeps saying that eating all this fast food is _______________ , especially if you don't get much
exercise.
9 He's very _______________ . You never know what he's going to do next.
10 I thought It was an __________________ remark but apparently she was deeply insulted.
Ex2:
A Put one of the prefixes dis-, mis-, en- or un- in front of each of the words in the list below to form
verbs.
agree load appear lock approve judge behave obey danger sure inform understand large
wrap
B Now use the verbs you have formed to complete the sentences. Use each verb once only in its correct
form.
1 I'm afraid you've been ___________. We never give discounts.
2 By _______________ the photo, we were able to read the words on the note.
3 The porter ____________the door and let me in.
4 If those children _____________ once more, they'll go straight to bed!
5 Unfortunately, my father ___________ of my new girlfriend.
6 The money can't just have ____________ ! Somebody has stolen it!
7 After they've ___________ the furniture from the lorry, I'll make them a nice cup of tea.
8 I spoke very slowly and clearly so that nobody would ______________ what I was saying.
9 The soldier was put in prison for a week for ______________ orders.
10 We all gathered round to watch as she _______________ the parcel.
11 I _____________ the width of the stream and fell into the water.
12 You must always ________________ that the car's brakes are on properly before you start working
on the engine.
13 We must not use chemicals that will ________________ the environment and maybe ruin it for
future generations.
14 Mandy and I completely ______________ about where to go on holiday. She wants to go somewhere
warm by the sea - and I want to go skiing!