Our well- trained staff are always courteous to customers.
Giải thích: courteous (a): trang nhã, lịch thiệp
helpful (a): hữu ích friendly (a): thân thiện
rude (a): thô lỗ polite (a): lịch sự
=> courteous >< rude
Tạm dịch: Đội ngũ nhân viên được đào tạo của chúng tôi luôn lịch sự với khách hàng.
Đáp án: C
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More people are now employed in service industries than in manufacturing.
The government is being widely criticized in the media for falling to limit air pollution.
We have to employ extra staff to deal with the increased workload.
The council has spent an enormous amount of money on this project.
If we use robots instead of humans, many people may be out of work.
The palace was badly damaged by fire, but was eventually restored to its original splendor.
After the marriage, Ruth decided to settle permanently in New York.
He found the course difficult so he had to spend most of his time on study.
Despite having a bigger and cheaper choice of healthy foods, many Americans have lost a lot of weight.
That is a well-behaved boy whose behaviour has nothing to complain about.