Tom is a promising student. I am sure that with his________effort, he will make a very successful scientist.
—Have you been here long?—_________.
—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_________.