1.C 连词　 a word that connects parts of sentences, phrases, or clauses
2.C 结合；联合　 blend; combination (of events)

　strange ～　奇妙的结合
　close ～　密切配合

"And"，"but"and"whereas" are conjunctions. and, but和whereas是连词。
　The conjunction of heavy rains and strong winds caused flooding.　大雨和大风加在一起造成了洪水泛滥。
　They are working in conjunction with the police.　他们与警方配合进行工作。
It was a strange conjunction—the prim serious young Queen and the elderly, cynical Whig.那是奇特的组合——古板严肃的年轻女王和上了年纪、玩世不恭的维新党成员相组合。

［词源］拉丁语conjunctio（连接，连接词）