问题
选择题
The theory by Einstein was later to prove true, but at that time few people could accept it.
A．put out
B．put together
C．put aside
D．put forward
答案
答案：D
"爱因斯坦提出的理论"。put out"扑灭"；put together"组合；整理"；put aside"搁置；存放"；put forward"提出；推荐"。