题目

-- My grandfather isn’t well. He still drinks.    -- That’s the ________ . Ask him to stop ________ the wine.    A. question, drinking              B. question, to drink    C. problem, drinking              D. problem, to drink 答案：C20．The days are approaching          the World Expo 2010will be held in Shanghai．（　　）A．thatB．whereC．whenD．which