问题描述:
写出下列动词的第三人称单数和现在分词形式.
go
do
spell
know
teach
meet
like
come
run
throw
give
play
study
open
close
catch
fly
watch
get
help
go
do
spell
know
teach
meet
like
come
run
throw
give
play
study
open
close
catch
fly
watch
get
help
问题解答:
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