A：attaches to
B：attends to
C：keeps to
D：caters to
完成句子：根据句意，用括号内所给词组的适当形式填空。(1)His parents____ (对……严格要求)him all the time.(2)Get up earlier and you needn't go to work ____ (匆忙地)every morning.(3)The young people____ (动身去)Tibet next Monday.(4)You had better____ (试穿)the dress before you take it.(5)She looks exactly like Kate. We often ____ her ____ (把……误认为)Kate.
Look! This is 1 apple tree. I can see many 2. The apples 3red. They are round. How are they? They are 4. Apples, apples, I love 5. An apple a day keeps the doctor away.
如图示的四个实例中，利用光的折射的是（ ）
