(单选题)
Chondrites are stony meteorites ______ modified due to melting or differentiation of the parent body.
A.which is not
B.that have not been
C.that has not been
D.that has not
参考答案:B
参考解析:
考查关系代词that引导的定语从句。句意:球粒陨石是未因母体熔融或分化而改性的石质陨石。定语从句谓语要与先行词保持一致,先行词为meteorites,复数,从句谓语用复数,排除A、C和D,故选B。
知识点:
