题干

A物体的质量是B物体质量的5倍,A从h高处、B从2h高处同时自由落下,在落地之前,以下说法正确的是(   )

A:下落1s末,它们的速度不同

B:各自下落1m时,它们速度相同

C:A加速度大于B加速度

D:下落过程中同一时刻A速度大于B速度

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B

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    Years ago, I lost my sight completely. I would do anything for a 1 . In fact, desperate and 2 , I tried every supplement, experimental trial, diet and anything anyone 3 . All for nothing.

    But now, after 25 years in physical darkness, my life is 4 than ever. The change began one day, many years ago, when I drank my tea 5 , swallowing gulps(一大口) of “poor me” and wondering what my future would 6 . Then, the doorbell rang. Janet came in and brought an idea. “Have you ever thought about working as a(n) 7 ? ” she said, “You speak Spanish. Go for it.”

    Her idea 8 me to make a phone call. And the interpreting company I contacted invited me to take a test. Thank goodness it was 9 .

    “We're so 10 with the results,” the receptionist said the next day, “that we want to send you on your first 11 tomorrow. It's in the Immigration and Naturalization Court.”

    That was the beginning. That was when I began to 12 possibilities when my blindness wouldn't get 13 . The view of my world had changed. Blindness didn't have to label me as

    14 . On the contrary, the blindness improved my ability to 15 information and present a quicker and more 16 interpretation.

    The letters from judges, praising me for my work, 17 me for the hours I'd spent studying, memorizing, and 18 .

    Blindness? Not a barrier any more. 19 , it became a handy 20 to sharpen my creativity. Not only in the courtroom, but at home, in my relationships and in the way I viewed myself.