【题目】The girl thought her boyfriend had bought her a necklace of great value ________ in fact it was made of glass.
A.whenB.whileC.thatD.as
在线课程【答案】B
【解析】
考查连词词义辨析。句意：这个女孩认为她的男朋友给她买了一个价值不菲的项链，然而事实上这条项链是由玻璃制成的。A. when当；B. while当，然而；C. that作为连词；D. as当，因为，尽管。结合句意可知上下句是对比关系，故用“然而”符合语境，故选B项。