不一定,如果谓语动词本身就是did就不需要再接动词原形了。如:He
did
hs
homework
after
school.此处did是实意动词,意思为“做”;若did为助动词时,在一般疑问句
否定句
或强调谓语动词时实意动词需要还原,如:Did
he
do
his
homework
after
school?
He
did
not
do
his
homework
after
school.
He
did
do
his
homework
after
school.他的确在放学后写作业。
不一定,如果谓语动词本身就是did就不需要再接动词原形了。如:He
did
hs
homework
after
school.在一般疑问句
否定句
或强调谓语动词时实意动词需要还原,如:Did
he
do
his
homework
after
school?
He
did
not
do
his
homework
after
school.
He
did
do
his
homework
after
school.他的确在放学后写作业。