問題詳情：
I fell in love with Yosemite National Park the first time I saw it, when I was 13. My parents took us there for camping. On the way out, I asked them to wait while I ran up to E1 Capitan, （25）______ huge rock of 3,300 feet straight up. I touched that giant rock and knew immediately I wanted to climb it. That (26) _______ (be) my life’s passion ever since--- climbing the rocks and mountains of Yosemite. I’ve long made Yosemite my home.
About 15 years ago I started seeing a lot of waste, like toilet paper, beer cans, and empty boxes, around the area. It’s beyond me why visitors started respecting the place (27)________(little) and treated such a beautiful home-like place this way.
I tried picking trash myself, but the job was too big. I would spend an hour or two on the job, only (28) _______ ( find ) the area trashed all over again weeks later. Finally, I got so tired of it that I decided something had to change.
As a rock-climbing guide, I knew (29) ______about organizing any big event. But in 2004, together with some climbers, I set a date for a cleanup. On that day, more than 300 people showed up. Over three days we collected about 6,000 pounds of trash. It was amazing how much we were able to accomplish. I (30) _____ not believe the difference we made ---the park looked clean!
I often hear people (31) ________ (complain) about their surroundings. If you are one of them, I would say the only way to change things is by doing rather than complaining. We need to teach by example. You can’t blame others (32)______ you start with yourself.
【回答】
a, has been, less , to find, nothing, could, complaining , unless
知識點：語法填空
題型：未分類
國文精選館
