____ are new here. Let’s help ____.—OK.

I can think of many cases ______the media have a strong effect on young men.

Now most families have only one child _____ our country’s one-child policy.

Mr. Wang isn’t here, I think he Guiyang.

We will have a meeting next week, but we don’t know ＿＿＿＿＿.