After climbing the hills in the natural park for hours, my legs _   under me and I failed to keep pace with others．

Kerry isn’t working hard to __________ his wife and children, which in my opinion will __________ his marriage failure.

--- Why were you late for the class, Jenny?--- Oh, my clock must be running slow, and it needs ____.

As a result of the strong sun, my new dining room curtains _____ from dark blue to gray within a year.

I hear Mr Smith was writing a story last year and he still _____.