đề : Sắp xếp câu theo thứ tự

`6`. I go to the dentist every six months.

`7`. My mother does most of the housework.

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`-` Hiện tại đơn:

Tobe:

`(+)` S `+` tobe `+` . . .

`(-)` S `+` tobe not `+` . . .

`(?)` Tobe `+` S `+` . . .`?`

V thường:

`(+)` S `+` V (s`/`es)

`(-)` S `+` don't `/` doesn't `+` V.

`(?)` Do `/` Does `+` S `+` V `?`