Barack Obama and Mitt Romney both say the country's immigration system must be reformed． But they disagree how to do it．
| A．with | B．about | C．to | D．by |
The 2010 World Expo in Shanghai is_____ to any other fair held in China this year.
| A．important | B．superior | C．senior | D．significant |
A modern city has been built in______was a small fishing village.
| A．where | B．that | C．what | D．which |
-----Why can’t you answer my question? I gave you some tips just now.
-----Sorry. I ______a magazine.
| A．read | B．had read | C．was reading | D．am reading |
_______ in the leg made it impossible for him to walk home.
| A．Injured | B．Having injured | C．To be injured | D．Being injured |
The parade went_______the streets to celebrate the traditional festival.
| A．across | B．by | C．through | D．towards |