I think _____ very important for students to study by themselves in the school or at home.A. it B. this C. that
______ Mike didn’t win the race , he was still wearing a smile on his face.
Leave the reference books behind, _____ you won’t be able to think independently.
Alex did the project on community service ______ better than his classmates.
Rose received a letter full of love from her parents on her ______ birthday.
There was a big crowd waiting _____ the opening ceremony to start.