(+) Working from home allows a person to work in comfort. (-) Working from home doesn't allow a person to work in comfort. (?) Does working from home allow a person to work in comfort?
(+) Smoking cigarettes costs a lot of money. (-) Smoking cigarettes doesn't cost a lot of money (?) Does smoking cigarettes cost a lot of money?
(+) Texting while driving is dangerous. (-) Texting while driving isn't dangerous. (?) Is texting while driving dangerous?
(+) Reading books is important for learning vocabulary. (-) Reading books isn't important for learning vocabulary. (?) Is ready books important for learning vocabulary?
(+) Running in the street is a dangerous activity in a big city. (-) Running in the street isn't a dangerous activity in a big city. (?) Is running in the street a dangerous activity in a big city?
2. Gerund as object
(+) I really enjoy swimming in the sea. (-) I don't really enjoy swimming in the sea. (?) Do I really enjoy swimming in the sea?
(+) I like writing letters to my friends. (-) I don't like writing letters to my friends (?) Do I like writing letters to my friends?
(+) Jill suggested going for a drink. (-) Jill didn't suggest going for a drink. (?) Did Jill suggest going for a drink?
(+) The car managed to avoid hitting any other vehicles. (-) The car didn't manage to avoid hitting any other vehicles. (?) Did the car manage to avoid hitting any other vehicles?
(+) She loves riding her horses. (-) She doesn't love riding her horses. (?) Does she love riding her horses?
3. Gerund as complement
(+) My favorite occupation is reading detective stories. (-) My favorite occupation isn't reading detective stories. (?) Is my favorite occupation reading detective stories?
(+) Her favorite past time is riding her horses. (-) Her favorite past time isn't riding her horses. (?) Is her favorite past time riding her horses?
(+) Their jobs are serving customers at the bank. (-) Their jobs aren't serving customers at the bank. (?) Are their jobs serving customers at the bank?
(+) Our nice activity is fishing on river (-) Our nice activity isn't fishing on river (?) Is our nice activity fishing on river?
(+) His hobby is collecting some coins (-) His hobby isn't collecting some coins (?) Is his hobby collecting some coins?
(+) Working from home allows a person to work in comfort.
(-) Working from home doesn't allow a person to work in comfort.
(?) Does working from home allow a person to work in comfort?
(+) Smoking cigarettes costs a lot of money.
(-) Smoking cigarettes doesn't cost a lot of money
(?) Does smoking cigarettes cost a lot of money?
(+) Texting while driving is dangerous.
(-) Texting while driving isn't dangerous.
(?) Is texting while driving dangerous?
(+) Reading books is important for learning vocabulary.
(-) Reading books isn't important for learning vocabulary.
(?) Is ready books important for learning vocabulary?
(+) Running in the street is a dangerous activity in a big city.
(-) Running in the street isn't a dangerous activity in a big city.
(?) Is running in the street a dangerous activity in a big city?
2. Gerund as object
(+) I really enjoy swimming in the sea.
(-) I don't really enjoy swimming in the sea.
(?) Do I really enjoy swimming in the sea?
(+) I like writing letters to my friends.
(-) I don't like writing letters to my friends
(?) Do I like writing letters to my friends?
(+) Jill suggested going for a drink.
(-) Jill didn't suggest going for a drink.
(?) Did Jill suggest going for a drink?
(+) The car managed to avoid hitting any other vehicles.
(-) The car didn't manage to avoid hitting any other vehicles.
(?) Did the car manage to avoid hitting any other vehicles?
(+) She loves riding her horses.
(-) She doesn't love riding her horses.
(?) Does she love riding her horses?
3. Gerund as complement
(+) My favorite occupation is reading detective stories.
(-) My favorite occupation isn't reading detective stories.
(?) Is my favorite occupation reading detective stories?
(+) Her favorite past time is riding her horses.
(-) Her favorite past time isn't riding her horses.
(?) Is her favorite past time riding her horses?
(+) Their jobs are serving customers at the bank.
(-) Their jobs aren't serving customers at the bank.
(?) Are their jobs serving customers at the bank?
(+) Our nice activity is fishing on river
(-) Our nice activity isn't fishing on river
(?) Is our nice activity fishing on river?
(+) His hobby is collecting some coins
(-) His hobby isn't collecting some coins
(?) Is his hobby collecting some coins?