Write down the negative (-) and interrogative (?) forms of the sentences in Present Simple: (+) My sister likes playing tennis.(+) Sam and Bob go to the park every Sunday.(+) You often visit your grandparents.
(-) My sister does not like playing tennis (?) Does my sister like playing tennis (-) Sam and Bob do not go to the park every Sunday (?) Do Sam and Bob go to the park every Sunday (-) You do not often visit your grandparents (?) Do you often visit your grandparents?
(-) My sister does not like playing tennis
(?) Does my sister like playing tennis
(-) Sam and Bob do not go to the park every Sunday
(?) Do Sam and Bob go to the park every Sunday
(-) You do not often visit your grandparents
(?) Do you often visit your grandparents?