perforate|perforated|perforates

医生用针在纸上穿孔以便装订。

The doctor used a needle to ___perforate the paper for binding.

这张穿孔纸可以让空气流通。

This ___perforated paper allows air to pass through.

这台机器可以自动在纸张上打孔以便装订。

This machine automatically ___perforates the paper for easy binding.