【2013兰州】Do you know a spaceship flies at about nineteen kilometers _______ second?
The girl wants to be , so she doesn’t eat meat.
I don’t like summer because it’s __________ hot.
Students in the USA spend time their homework than we do.
I can talk to her when I am happy because she can_______________.
——How do you like our city? ——I think it’s becoming _______