150 câu trắc nghiệm Tìm lỗi sai nâng cao (P1)

Each of the nurses report to the operating room when his or her name is called. 

The states school system in England can be divided into two levels of educated: primary and secondary

Ours brains are incredibly agile machines, and it's hard to think of anything they do more efficient than recognize face. 

Species like snakes, lizards, coyotes, squirrels, and jack rabbits seems to exist quite happily in the desert. 

The developing of the submarine was hindered by the lack of a power source that could propel an underwater vessel

On the wedding day, the groom's family and relatives go to the bride’s house bring gifts wrapped in red papers. 

Today, although their status varies from country to country, women in most parts of the world have gained  significance legal rights.

More Asian students than American counterparts agree that a husband is obliged tell his wife where he has been if he comes home late.

The Red Cross organizes and leads relief assistance missions after natural disasters such as floods, tsunamis, earthquakes, and homelessness.

There was a gradual raise in the number of literate males and females in the lowlands.

A beaver uses its strong front_teeth to cut down trees and peel_off its bark.

The big problem was that we really did not understand what was happened

Practicing his speaking English everyday, his hope was to get a good job in a foreign company.

The clerks who are happy to wait for their customer will get promoted soon.

It is difficult to write rules that tell exactly when we should apologize , and it is not difficult to learn how to do it 

The eastern bluebird is considered the most attractive bird native of North America by many bird-watchers.

The notion that students are not sufficiently involved in their education is one reason for the recently surge of support for undergraduate research

Not one in one hundred children exposed to the disease are likely to develop symptoms of it.

The office manager insists that his staff use all of their vacation time, but he hardly never takes a vacation himself.

The freshman failed to follow the advice of her senior that he studied hard and not go out too much.