“黄梅时节家家雨，青草池塘处处蛙”描述了我国哪个地区的景象（    ）

某人站在悬崖上由静止释放一石块，地面观察者测出石块经3s落地．如果不考虑空气阻力，取g=10m/s²．由此可估测出悬崖的高度是____m．实际上是有空气阻力的，因此实际高度比上述计算值____（填“偏大”或“偏小”）．

    I'm Kate, and my sister____(be) Gina. I'm tidy, but Gina____(be not). In our room, my books and tapes____(be) in the bookcase. My ____(key) are in my schoolbag. I ____ (have) a clock. It's on the desk. ____(Gina) books are everywhere ----on____(she) bed, on the sofa and under the chair. The white model plane is____(she). It's under the desk. “Where are my keys? Where're my ____(ruler)? Where's my schoolbag?” Gina always ____(ask).

在路遥的《平凡的世界》里，我们读出了其故乡黄土地的厚重与粗犷；在莫言的《红高粱》中，我们领略了其故乡红高粱的质朴与热烈……故乡是作家摆脱不了的存在。这说明（  ）