He was so angry with his students that he could _____ say a word.

---Do you often go swimming in summer?---No, _________.Swimming is a good kind of sports, but I can’t swim.

The teacher can _________believe that Tom studies so ________.

He has        work to do, so he can’t go with you.

—Stephen, did you visit Nanjing Confucius Temple the day before yesterday?—No, I didn’t go there as you told me. ______, I went to Jiming Temple with my parents.