— Oh, my god! We have missed the last bus. What shall we do? —I’m afraid we have no ______but to take a taxi.

I think ______ in the old people’s home is great fun.

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

—Wow, you have a new      , Bob!—Oh, I had my hair cut yesterday.

People are using laughter to improve their ____________.