62.Our cars are __________ (相似) in color but different in type.

61. Scientists have made many important __________ (发现) in science, which enable people to lead a modern life.

15. She looked at me with a ________ look on her face. It was obvious that she seemed ________ about what had happened.

A. puzzled; puzzled　　　　　　 B. puzzling; puzzled　　　　　 C. puzzling; puzzling　　　　 D. puzzled; puzzling

14. We saw several natives advancing towards our party, and one of them came up to us _______ we gave some bells and glasses.

A. to whom　　　　　　　　　　　　　 B. to which　　　　　　　　　　　　　 C. with whom　　　　　　　　　　 D. with which