Question

The boy ______ blue trousers ______.

1. A.
   with, look cool
2. B.
   in, looks cool
3. C.
   with, looks cool
4. D.
   in, look cool

Answer 1

B
介词in+颜色或服饰表示穿什么衣服用来修饰the boy；look+形容词表示看起来怎样。