连续熬夜使他的免疫系统变弱了。

Staying up late for several nights in a row ___weakened his immune system.

暴风雨过后，风势明显减弱了。

After the storm, the wind ___weakened noticeably.

手术后，她的身体变得虚弱，需要休息几周。

After the surgery, her body became ___weakened and needed weeks to rest.

他的论点因为没有数据支持而显得不那么有力了。

His argument was ___weakened by the absence of supporting data.