试题题干
Translate the following sentence into Chinese.
Great scientists of the past produced ideas which were the basis for great advances.
参考答案
试题解析
考点：great scientists伟大的科学家；produce生产，创造；the basis for······的基础；great advances巨大进步
句子结构：句子主干为scientists produced ideas，which引导定语从句修饰 ideas