她的画作虽然有些瑕疵，但仍然很有魅力。

Her painting was still charming despite being ___imperfect.

法语中的未完成过去时用来描述过去持续发生的事情。

In French, the ___imperfect tense is used to describe ongoing past events.

这个计划虽然不错，但仍有一些不完善之处。

The plan is good but still ___imperfect with some flaws.