下列现象中，属于光的反射现象的是（ ）
A：盛有水的碗，看上去碗底变浅了
B：晴天看见“白云在水中飘动”
C：一端放入水中的铅笔看起来在水面被折断了
D：透过一张透明塑料纸上的水珠看到的字放大了
2＋6=____
—I'm sorry．I didn't catch the early bus and I had to _____ the next one．
Don't open the door. It's cold. Please ____ the door.
