用do does填空 ( )they watch TV on Sundays?Yes,they( ) ( )you know that girl?Yes sheis my sister.

问题描述:

用do does填空 ( )they watch TV on Sundays?Yes,they( ) ( )you know that girl?Yes sheis my sister.

they和you不是单三,用do
(Do )they watch TV on Sundays?Yes,they( do) ( Do)you know that girl?Yes sheis my sister.