—Do you know ______ Tom was punished by his father?—That was ______ he refused to go to school.
22.________he is, he seldom shows his inventions to others.
21.This book is said to be a special one, which____many events not found on other history books.
15. Why didn’t you tell me there was no meeting today? I _______ all the way here through the heavy snow.
13. John received an invitation to dinner, and with his work _________, he gladly accepted it.
7.---- Henry has been teaching English in Beijing University for many years. ---- It’s no _________ he can speak Chinese so well and idiomatically.