It is a surprise for me to see that theseold-fashioned machines are still ________ in the big city.

Our math teacher is very kind ______ he looks veryserious.

fraid I cannot get along well with my new classmates.— , Mike. Everything will be OK.

Why didn’t Sally play the violin at the concert lastnight- She said that her hand hurt,but that was only a(n)____.I saw her play tennis just now.

Mary ______ in Beijing since 2008.