THEY ARE KEEN ______ EARNING MONEY. A. ON B. UP C. AWAY D. OUT

NHUNG DE TRAC NGHIEM HAY CO THE THAM KHAO 33 DE TRAC NGHIEM 12 HAY

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Đáp án tham khảo

17. They are keen ______ earning money.

a. on b. up c. away d. out