21.I always expect to spend(spend) more time (take) taking care of my children, but I find it difficult.
22.Such a bad man isn't worth (be) being waited. He (flirt)flirted many other girls when he (not come) didn't come back home last night.

23. Why did you waste your time to persuaded (persuade) him to stay (stay) with you? It's useless(do) to do so with such a bad man.

21.I always expect (spend) spend more time (take) taking care of my children, but I find it difficult.
22.Such a bad man isn't worth (be) waited. He (flirt)was flirting many other girls when he (not come) did not come back home last night.

23. Why did you waste your time (persuade) him (stay) with you? It's useless(do)to do so with such a bad man.