It's difficult...early every day. (to get up, getting up)
to get up
.......enough sleep is very important for good health. (to get, getting)
Getting
Jenny wants .... her friend in San Francisco. (to visit, visiting)
to visit
I really hate...on holidays. (to work, working)
working
We expected our boss … holiday last week but he didn’t. (to give, giving)
to give
I think that .... a second language is fun. (to learn, learning)
learning
I'm tired of...on weekends. I want to change my job. (to work, working)
working
My friend really enjoys … books and magazines. (to read, reading)
reading