--What’s your favorite______ ?  -- Physics. It’s interesting and useful

 My sister likes reading. In her room, you can see lots of books and _______.

－How was your interview today?－I made it! It was extremely crowded，but I had the　    　of　interviewing the famous writer in the end.

Climbing the Great Wall might make you very tired, but it’s a meaningful _________.

We don’t like_________.