用所给单词的适当形式填空。 1. The plane landed _____ (safe) at last. 2. Can you tell me where there is a good place _____ ( play)? 3. They want to visit Guilin because it's a _____ (fascinate) place. 4. She found it _____ (interest) to hang out at the mall. 5. I don't know what _____ (do) next.