Looking out of the window of my room, ___ a tall tree in the yard.

Tokyo will host2020 Sumner Olympics． —Really? It will befirst Asian city to host the Olympics twice．

Do you know why the sun looks much bigger on the horizon?—- Well, well, ______. I’ ve never read about that.

Did you_________the first place of the league match? —Of course we did. We_________all the other teams.

Whenever I go to Beijing, ____ is quite frequent, I will go to visit the Great Wall.