题目

完型填空 Here is a photo   1  a bedroom. 2  my bedroom. Look  3  the walls.   4 very white. You can see   5  old picture   6  the wall. And a map of China    7  on the wall, too.  8   my books? Oh, They’re under my backpack. My hat is  9   it, too. Look! My   10  are on the sofa. (   )1. A. in       B. of         C. on             D. at (   )2. A. It’s       B. They       C. They’re                D. This (   )3. A. like      B. after      C. at               �把分式中的x、y的值都扩大2倍，那么分式的值是（ ）A. 扩大到原来的2倍 B. 扩大到原来的4倍C. 不变 D. 缩小到原来的