When you go outing with the children, you must see to ______that they are safe.

(2011·北京高考)The employment rate has continued to rise in big cities thanks to the efforts of the local governments to increase________.

No matter how busy he is, he makes _____a rule to surf the Internet for information.

Being a parent is not always easy, and being the parent of a child with special needs often carries with ___ extra stress.  

I hope there are enough glasses for each guest to have ____-