Lesson Four p23

1.

see 過去	seen Unselect saw Unselect
see　過去分詞	seen Unselect saw Unselect

2.

do 過去	did Unselect done Unselect
do 過去分詞	did Unselect done Unselect

3.

eat 過去	eaten Unselect ate Unselect
eat 過去分詞	eaten Unselect ate Unselect

4.

go 過去	gone Unselect went Unselect been Unselect
go 過去分詞	gone Unselect went Unselect been Unselect
go 過去分詞 g_ _ _	gone Unselect went Unselect been Unselect

5.

come 過去	come/been Unselect came Unselect
come 過去分詞	come/been Unselect came Unselect