Câu hỏi: ________ it was raining heavily, they went to work.

A. Though

B. In spite of

C. Because of

D. Because

Câu 1: The United States has a ............. of around 250 million.

A. seperation

B. population

C. addition

D. introduction

Câu 2: A university is an institution of higher education and research, which grants ______ degrees at all levels in a variety of subjects.

A. secondary

B. optional

C. academic

D. vocational

Câu 3: You have to be highly ________ to do well in these subjects.

A. competitive

B. competitor

C. competition

D. competed

Câu 4: It is not easy at all to get a good job without any __________ qualifications.

A. academic

B. social

C. great

D. favourite

Câu 5: When I saw Minh, I stopped and smiled, but he _____ me and walked on.

A. refused

B. omitted

C. ignored

Câu 6: The President escaped through a secret passage underneath the parliament building.

A. answer

B. hidden

C. confidence

D. basis