Present Simple, Present Continuous, Present Perfect or Present Perfect Continuous?
1.You(look) well today? You(have) a good night?
2.She(appear) to be sad. She might(hear) about the accident.
3.You(know) Deborah? - She(come) for dinner tomorrow.
4.Who is that man! He(follow) us for the past twenty minutes.
5.What sport they(practice)? They look great!