When I realized I was wrong. I apologized to him about my mistake.
A.realized
B.to
C.about
D.mistake

A.physical
B.achievement
C.government
D.national

A.conference
B.lecturer
C.reference
D.researcher

A.requirement
B.condition
C.example
D.previous

A.interviewee
B.refugee
C.understand
D.referee

A.mathematics
B.engineering
C.scientific
D.laboratory

A.considerable
B.information
C.librarian
D.technician

A.graduation
B.understanding
C.international
D.accommodation

VII. Choose the correct sentence among A, B, C or D which has the same meaning as the given one.
Study harder or you'll fail in the next exam.
A.Unless you study harder, you'll fail in the next exam.
B.You don't study hard and you'll fail in the next exam.
C.If you study hard, you'll fail in the next exam.
D.You won't fail in the next exam without studying hard.

A.hospital
B.mischievous
C.supportive
D.special