Read the texts that follow. A word or phrase is missing in some of the sentences. Four answer choices are given below each of the sentences. Select the best answer to complete the text.

Questions 1 through 4 refer to the following text.

HIV/AIDS
HIV/AIDS is an issue which concerns many people in the UK as well as round the world. Researchers say that sexual partners of patients with HIV should be routinely offered drugs which could prevent them …(1)… infected.
become
to become
becoming
became
công thức prevent somebody/something (from) doing something: ngăn chặn ai làm gì, đáp án đúng là becoming.
Researchers from the Royal Free Hospital in London think that drugs might stop the virus …(2)… established, even if a non-infected person is exposed.
get
getting
to get
got
Công thức: stop somebody/something doing something : ngăn chặn ai đó/cái gì làm việc gì, đáp án đúng là getting
However, there are some fears it might discourage the use of condoms or cause long-term side-effects. They are calling for studies to test their theory. Pregnant women with HIV are often given a short course of anti-HIV drugs before the birth of the baby to minimise the chance of the virus …(3)… passed from mother to child.
be
being
to be
been
Công thức chance of something happening - cơ hội để điều gì xảy ra , đáp án đúng là being
However, the idea of …(4)… similar drugs to adults, even in low doses, has never been fully investigated.
get
to get
got
getting
Sau giới từ of cần dùng V-ing, đáp án đúng là getting

Questions 5 through 8 refer to the following text.

It is my understanding that Ellen Smyles is applying for an internship with your organization, working with children in your therapeutic riding program. I have known Ellen for over ten years, and have had the opportunity …(5)... with her in many capacities. Ellen was a riding student of mine in elementary through high school, during which time she grew from a beginner herself to helping teach the basics of horse care and equitation to newer students.
to work
work
working
worked
Công thức opportunity to do something, đáp án đúng là to work
As well as a teaching facility, we also breed a few horses and ponies each year, and Ellen was always very involved in…(6)… with the youngsters.
to work
work
working
worked
Sau giới từ in cần dùng V-ing, đáp án đúng là working
She helped to provide ground training and grooming to our weanlings, as well as …(7)… with saddle training and schooling green horses.
help
helping
helped
to help
Cần dùng V-ing cho tương ứng với ground training và grooming, đáp án đúng là helping
In addition to helping with the horses, Ellen has also been a fantastic babysitter to my three rambunctious children. I have absolute confidence in her maturity, and ability …(8)… the right decisions to keep children and animals safe and happy. Ellen is a bright, honest, sensible young woman, and I`m sure she would be an asset to your summer program.
make
making
to be made
to make
Công thức: ability to do something - có khả năng làm gì, câu này cần nghĩa chủ động, đáp án đúng là to make
Today we tell about the expression "down to earth." Down to earth means being open and honest. It is easy …(9)… with someone who is down to earth.
to deal
deal
dealing
dealt
Công thức: to be adjective to do something: làm việc gì đó thì làm sao, đáp án đúng là to deal.
A person who is down to earth is a pleasure to find. He or she accepts other people as equals. A down to earth person is the opposite of someone who acts important or proud.
Down to earth people could be important members of society. But they do not consider themselves …(10)… better than others who are less important. They do not let their importance "go to their heads."
be
being
to be
been
Công thức: consider somebody/something to do something - cho rằng ai đó như thế nào, đáp án đúng là to be
Someone who lets something …(11)… to his head feels he is better than others. He has a "big head."
go
going
to go
gone
Công thức let somebody/something do something - để ai đó/cái gì làm việc gì, đáp án đúng là go
Americans use another expression that is similar in some ways to down to earth. The expression is "both feet on the ground." Some one with both feet on the ground is a person with a good understanding of reality. She has what is called "common sense." She may have dreams. But she does