Câu hỏi: 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 1: At the _______ level, you can join three-year or four-year colleges.

A. primary

B. secondary

C. postgraduate

D. undergraduate

Câu 2: If you wish to learn a new language, you must _____ classes.

A. follow

B. present

C. attend

D. assist

Câu 3: I've ________ my shoes everywhere but I can't find them anywhere.

A. looked after

B. looked into

C. looked for

D. looked up

Câu 4: You have to be highly ________ to do well in these subjects.

A. competitive

B. competitor

C. competition

D. competed

Câu 5: If people stop using ________ for fishing, a lot of sea creatures will be preserved.

A. pesticides

B. dynamite

C. garbage

D. resources

Câu 6: When I saw Minh, I stopped and smiled, but he _____ me and walked on.

A. refused

B. omitted

C. ignored