Our lives have changed__________ much taht our great-grandparents wouldn't recognise many of the things we take for granted.

I didn't tell my grandparents I was planning to go traveling by myself. They'd _______ worry about me

Some people love routine and ________ making the smallest changes in their lifestyle can be a huge challenge for them

I often feel overwhelmed with work, but I can't do everything. There are ______ so many hours in a day

There's __________ a wide range of subjects you can study at college that it's sometimes hard to choose.