Whenever he was late，he could find plenty of excusessounded reasonable．

What will happen _______ people if they don’t protect the environment?[ ]

Would you like to go to the concert with me tonight?–I’d love to, but of us two has tickets. Do you have some?

What’s the weather _________ in Beijing?——It’s terrible in summer, too cold and humid.

Which subject do you like better, Chinese or Maths?— . I prefer English.