pull和push的过去分词

问题描述:

pull和push的过去分词
请问PULL和PUSH的过去式和过去分词分别是什么?
对了!还有CLIMB,ARRIVE,BE的过去式和过去分词!

PULL的过去式和过去分词都是pulled
PUSH 的过去式和过去分词都是pushed
climb- climbed- climbed
arrive-arrived-arrived
be- was- been