写出下列动词的第三人称单数形式,动词ing的形式和过去式
题目
写出下列动词的第三人称单数形式,动词ing的形式和过去式
do
play
clean
visit
study
practice
have
stay
read
go
watch
cook
答案
三单:does cleans visits studies practises has
stays reads goes watches cooks
ing:doing
playing
cleaning
visiting
studying
practicing
having
staying
reading
going
watching
cooking
过去式:did played cleaned visited studied
practiced had stayed read goes
watched
cooked
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