He found the course difficult so he had to spend most of his time on study.
Giải bởi qa.haylamdo.com
Giải thích: difficult (a): khó
memorable (a): đáng ghi nhớ, không thể nào quên easy (a): dễ dàng
interesting (a): thú vị hard (a): khó, cứng
=> difficult >< easy
Tạm dịch: Anh ấy thấy khóa học rất khó nên anh ấy đã phải dành phần lớn thời gian để học.
Đáp án: B
The only means of access to the station is through a dark subway.
That is a well-behaved boy whose behaviour has nothing to complain about.
If we use robots instead of humans, many people may be out of work.
I think it’s impossible to abolish school examinations. They are necessary to evaluate
students’ progress.
The council has spent an enormous amount of money on this project.
Travel insurance is sometimes mistaken for temporary health insurance, but the two are actually different.
They are launching a campaign to promote awareness of environmental issues.
The government is being widely criticized in the media for falling to limit air pollution.
No one knew precisely what would happen to human being in space.
He had never experienced such discourtesy towards the president as it occurred at the annual meeting in May.
