题目内容：

It was evening ____ I reached the town.
A.when B.before C.that D.since
2.It was spring_____my wife returned from Beijing.
答案支同上,那一选项是正确的

优质解答

1
A.
When引导时间状语从句.
2
A.
这不是强调句!强调句的句子成分是完整的!
和上面的理由一样,选A.
比较区别（前者是时间状语从句,后者是强调句）：
It was spring when my wife returned from Beijing.
It was in spring that my wife returned from Beijing.