Darwin's theory of evolution incorporates the principle of natural selection.

 Volunteering is especially popular in the US and the reasons this may be found in ______ American values such as the Protestant work ethic, the idea that work improves the person who does it, and the belief that people can change their condition if they try hard enough.

Mark the letter A, B, C or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.

Câu 21. One journalist has commented, "Ordering a frozen embryo is a little more emotionally complicated than ordering a home-delivered pizza - but not so different logistically".

Mark the letter A, B, C or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.

Câu 21. Successful desert plants are resilient to scorching summers and frigid winters, drought, and high-salt conditions.

Mark the letter A, B, C or D to indicate the correct answer to each of the following questions.

Câu 10. It's absolutely vital that your son ___________ a rest and _____ hard.

Choose the correct answer.

Not all teenagers are well _______ for their future job when they are at high school.

Choose the best answer:
Kate and Mary are going to ............. cinema.

 Being Life's .............. only black photographer put  him in ..........  unusual position when Parks set out to cover the civil rights movement.

She likes meeting people and travelling so she wants to apply for a _______ of a receptionist or tourist guide.

We need to prepare for our biology assignment about endangered plant species.

Mark the letter A, B, C or D to indicate the correct answer to each of the following questions.

Câu 10. One of the main drawbacks of office work is that people can be easily inflicted _________________ back pains.

Choose the best answer:
…… number of students volunteer to come and help ….. poor during the summer.

The French government has discouraged grocery stores ..........  providing free plastic bags to customers since 2016.

I ........  my teeth when I  ...............  dinner.

Choose the answer (A, B, C or D) that best completes each of the following sentences.

- John: What a nice watch you are wearing, Mary!

- Mary: ___________________.

.............. there is not enough information on the effects of smoke in the atmosphere, doctors have proved that air pollution causes lung diseases.

He usually  lives in  Madrid  and works ______    a journalist

Mark the letter A, B, C or D to indicate the correct answer to each of the following questions.

Câu 13. A new study by University College London shows that teenager girls are twice as likely as to be depressed _______ social media as boys.

I thought about the problem but I couldn’t _____a solution.

Choose the best answer:
My neighbor is photographer; let’s ask him for _ advice about color film.

Choose the best answer:
We used to ……….past the market on the way to school.