写出下列动词的第三人称单数形式和现在分词形式

run runs running
say says saying
do does doing
write writes writing
order orders ordering
open opens opening
study studies studying
have has having

下面几位,是现在分词,不是过去分词

晕，这个肯定对
run runs running
say says saying
do does doing
write writes writing
order orders ordering
open opens opening
study studies studying
have has having

.runs ran
says said
does done
writes written
orders order
opens openning
studies studied
has had

runs ran
says said
does done
writes written
orders order
opens openning
studies studied
has had

runs ran
says said
does done
writes written
orders order
opens openning
studies studied
has had
太简单了！小儿科！