It is _______ world of wonders, _______ world where anything can happen.
| A．a；the | B．a；a |
| C．the；a | D．/；/ |
Nancy enjoyed herself so much ________ she visited her friends in Sydney last year.
| A．that | B．since | C．when | D．where |
----What made her so upset?
----________.
| A．Lost her bike | B．Losing her bike | C．She lost her bike | D．Because of losing her bike |
Barack Obama delivered a speech to 500 local youths during his visit to China, many of ________ from Fudan University and Tongji University.
| A．them | B．whom | C．which | D．who |
Don't be discouraged. _________things as they are and you will enjoy the days of your life.
| A．Taking | B．To take | C．Take | D．Take |
Sorry I’m so late, but you cannot imagine ________ great trouble I took to find your house.
| A．what | B．how | C．which | D．why |