Please ________ when the train will leave.

It is dangerous for teenagers to give out too much     about themselves on the Internet. 

—What do you think of your last trip? —I had a very scary______in the mountains. I won’t go there again. 

--______ do you go to the movies?-- We go to the movies on weekdays.

When he arrived at the airport, Lee Minho found that            fans were waiting for him there.