选词填空。
happy, surprised, angry, tired, sad
【小题1】It’s Mother’s Day today. We are very ______.
【小题2】He looks ______, because he walks a long way.
【小题3】Tom’s mum is ______, because his room is messy.
【小题4】Lucy looks so ______, because her dog is missing.
【小题5】Jack is ______ to see that big dog.