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, I’ve already bought twenty. That ___________ be enough for us two. A. can B. may C. ought to D. might 2. I still remember my happy childhood when my mother ___________ take me to Disneyland at weekends. A. might B. must C. would D. should 3. It was sad to me that they, so poor themselves, ___________ bring me food. A. might B. would C. should D. could 4. My book, The House of Hales, is missing. Who ___________ have taken it? A. need B. must C. should D. could 5. 用適當?shù)那閼B(tài)動詞填空 ① These flowers have died. You _