THINGS ARE CHANGING ALL THE TIME. IT’S DIFFICULT TO KEEP_________...
17. Things are changing all the time. It’s difficult to keep_________ all these changes.
a. out of
b. up with
c. back from
d. on about
17. Things are changing all the time. It’s difficult to keep_________ all these changes.
a. out of
b. up with
c. back from
d. on about