Don’t while others are talking, which is regarded as impolite.
—Shall I invite Tom to my party?—Yes,it will be nice if you_________.
.Either Joe or Rose was the last to leave the lab yesterday.But I’m not sure_________.
—What’s the matter with John?—He didn’t pass the test but he still_________.
—Have you ever seen any milu deer?—No,but I wish I_________.
—This is the first time I_________ my first picture with my own hands.—It is time that you_________a picture for me.