In Australia there are over 140 species of snakes, many of ______ are extremely dangerous.
| A．which | B．that | C．them | D．those |
After five hours’ drive, they reached _______ they thought was the place they had been dreaming of.
| A．where | B．what | C．which | D．that |
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 |