题目内容

Learning to speak a foreign language can ____ one’s life.

A. rich
B. richen
C. enrich
D. inrich

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He is a doctor with ____.

A. patiently
B. impatient
C. patient
D. patience

____, an accident happened to his brother.

A. Fortune
B. Fortunately
C. Unfortunately
D. Unfortunate

WTO stands for the World Trade ____.

A. organization
B. organize
C. organizer
D. organized

He is a good ____. He often practices playing the piano.

A. player
B. worker
C. piano
D. pianist

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