问题
选择题
After so many hardships, the scientist his motherland at last.
A．set on his foot
B．set foot on
C．set feet on
D．set his feet on
答案
答案：B
考查固定短语。set foot on踏上。 在经历了这么多艰辛之后，这个科学家终于踏上了祖国的土地。
搜题请搜索小程序“爱下问搜题”
