--Wow, so many new buildings! But it used to be a poor village.
--Yes, ___ has changed in our hometown.
| A．Nothing | B．Nobody |
| C．Everything | D．Everybody |
Though I live in the forest . I don’t feel.
| A．lonely, lonely | B．alone, alone | C．alone, lonely | D．lonely, alone |
If there are trees, the air in our city will be cleaner.
| A．less, more | B．more, more | C．more, much | D．much, more |
Will there be more people in 100 years, do you think? , I hope.
| A．No, there isn’t | B．No, there aren’t |
| C．No, there won’t | D．No, they won’t |
He was riding to school it began to rain.
| A．as | B．so | C．while | D．when |
useful invention(发明) the computer is!
| A．What an | B．What a | C．How | D．How a |