Luyện tập (Nguyên âm)

Câu 1
1đ
happen
attract
rapid
compare
Câu 2
1đ
market
prepare
reduce
empty
Câu 3
1đ
story
worry
chore
afford
Câu 4
1đ
option
product
positive
pollute
Câu 5
1đ
option
bonus
jobless
popular
Câu 6
1đ
engineer
relevant
flexible
extremely
Câu 7
1đ
community
adult
instruct
judge
Câu 8
1đ
qualify
mystery
system
physical
Câu 9
1đ
return
purchase
monument
urban
Câu 10
1đ
depressed
negative
verbal
central
Câu 11
1đ
cancer
able
fame
mistake
Câu 12
1đ
notice
almost
possible
locally
Câu 13
1đ
choir
noisy
avoid
point
Câu 14
1đ
notice
icon
final
decide
Câu 15
1đ
loud
thought
found
couch
Câu 16
1đ
leading
pleased
creature
idea
Câu 17
1đ
remain
detail
fairy
daily
Câu 18
1đ
secure
pressure
future
leisure
Câu 19
1đ
alcohol
patient
ashamed
conservation
Câu 20
1đ
load
coast
coal
abroad