I attend my friend’s coming-of-age ceremony, Mum—No, unless you see to ________ that you will be home before 10：00 PM

Fifty years ago, wealthy people liked hunting wild animals for fun ________ sightseeing.

doesn’t want to move to New York because shethinks if she _____there ,she wouldn’t be able to see her parents very often

Is there anybody _________ help?—Yes,Lee says he can’t do it separately

I ______ him to give up smoking, and succeeded.