1. Would you mind if I_________ your bike? A. borrow B. borrowed C. borrowing D. to borrow 2. It's really hard___________ that people might live on the moon in the future. A. to believe B. believe C. believing D. believes 3. If a patient can't walk, he/she can use_________ to move around. A. an eye chart B. a stretcher C. a wheelchair D. a scale

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