1._____the first and largest ethnic group to work on the construction of the transcontiental railroad in the United States.
A.Chinese were B.The Chinese were C.Chinese was D.The Chinese were
2.A group of spectators was dispersed by the police who_____ at the scene of the accidents within minutes.
A.were B.have been C.was D.has been
給的答案是D A
B是The Chinese was
我認為第二題里面的who引導(dǎo)的句子是用來修飾警察的，但是為什么是單數(shù)，而不是復(fù)數(shù)呢？
修飾圍觀者么？句子的意思可以這樣理解吧：一群圍觀者被幾分鐘之內(nèi)就趕到事故現(xiàn)場的警察驅(qū)散開了。