Our country will try to make greater progress in improving people's living conditions，________low­income families.

This task is _____ for us. We need ______ people.

The little girl couldn’t work the problem out. She wasn’t ____ clever.

As their memories decline, some old people tend to be talkative because they ______ forget what has just been said.

Although the country has had political independence for over a century,   it needs the support of its neighbors.