一道初中英语题，求答案、解析以及翻译

Question

Trees___often___(plant)inspring.

Answer 1

答案：Trees are often planted in spring.
解析：树是被种的，所以是被动式。
翻译：人们经常在春天种树（异译了）

Answer 2

Trees_are__often_planted__(plant)inspring.

Answer 3

Trees are often planted in spring .这是一般现在时的被动语态。他的构成是be+动词的过去分词。翻译是树木在春天经常被种植。

Answer 4

are；planted.句意为“树木经常在春天被种植”。