Mark the letter A, B, C, or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions.

The tour of the cave system is the main _______ for tourists in Phong Nha Ke Bang National Park.

When a student enters a college or university, he/she has to choose a main subject of study, which is called ___________.

When people finish a postgraduate course, they can get a ____________.

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

A(n) _________disease is an illness that can be passed from one person to another.

Like any other universities, the Open University can give you a degree. However, you don’t have to (26)______ working to study. It can also open up a whole variety of interests.

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

The lecture is about the ______ of the world heritage sites.

Global warming is an increase in the average _______ of the earth’s atmosphere.