Bonjour,
Toutes les phrases sont au présent simple à la forme affirmative
a. They speak Italian.
b. Bill likes spaghetti.
c. Jane and Joe like tea.
d. John plays the piano.
Forme affirmative ( pour tous les verbes sauf "BE" )
I /you / we/ they + base verbale
He /she /it + base verbale-s
Forme interrogative
I /you / we/ they + don't + base verbale
He /she /it +doesn't + base verbale
a. They don't speak Italian.
b. Bill doesn't like spaghetti.
c. Jane and Joe don't like tea.
d. John doesn't play the piano.
Forme interrogative
Do I /you / we/ they + base verbale ...?
Does he/she/it + base verbale ....?
a. Do they speak Italian?
b. Does Bill like spaghetti?
c. Do Jane and Joe like tea?
d. Does John play the piano?
;)