Tom, did Mr.Li join you in your dicussion? —— No, he＿＿＿＿, but he happened to have fallen ill

The boy asked his mother _______ go out to relax himself or not.

You don’t like watching drama series, do you— . And I have little time to watch them.

Zhang Yimou is not in China. He hasgone .

______that your computer—Yes, it is.