Why is Urie Bronfenbrenner quoted in paragraph 2?

Which of the following best represents the author’s argument in the passage?

It is important for us to be environment-conscious and (65) ________ actions which cause harmful effects to our environment.

A. escape

A. contributes

A. waste

A. come

A. increased  

A. promoted

A. field

A. has 

The possibility _{……………}making contact with other intelligent beings in the universe is very small.

I have read this book for the 4 hours, but I still haven’t figured _{………………}who the killer is.

I'll be thankful _{………….} your helping us during our stay in your city.

Part 4: Questions from 51 to 55. (1 point - 0.2/ each)

Fill in each blank with a suitable preposition.

Because of him request and his bothering me all the time, I’m finishing the project myself.

Actually, I strongly disapprove of your bad behave towards your parents.

Part 3: Questions from 46 to 50. (1 point - 0.2/ each)

Each of the following sentences has an error. Find the errors and correct them.

It's ……………………to have so many people all trying to use this equipment at the same time. (practice)

Many students take courses to help with the _{……………………………..} of their knowledge. (rich)

We like our staff to show their _{……………………………..} rather than wear a uniform. (individual)

As the day of the exam approached, he became _{……………………………..} nervous. (understand)

As a result of her good _{……………………………..}, Lisa has a strong sense of responsibility. (bring)

He is considered to be one of the most famous _{……………………………..} of all times. (invent)

She would try to do something special, something _{……………………………..}. (stand)

One of the _{……………………………..} of his management is his inflexibility. (weak)

Our help was ineffective. We are really _{……………………………..}. (apology)

Part 2: Questions from 36 to 45. (2 points - 0.2/ each)

Use the correct form of the word in brackets to complete each sentence.

I’m looking for a ________for my father’s birthday.

________ is more interested in sports than in music is apparent in his spending free time.

________, he remained optimistic.