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could she off the debts for her? Nobody. She realized she would have a hard time. 答案: 1. calculated on 三、動詞專練 用下列短語的適當(dāng)形式填空。 should be a lifeguard to ________ you at all times. 答案: watch over 2. Only then did they discover quite how much ________ they really had. 答案: in mon 3. He ________ his mind not to stay there any longer. 答案: made up 4. ________, they are natural gene delivery vehicles. 答案: In a way 5. As a fireman, he must be ready to________