Many experts believe that teachers’ development is _______ the key to better education lies.
| A．that | B．what | C．where | D．which |
Wind power is an ancient source of energy ________ we may return in the near future.
| A．in which | B．to which | C．on that | D．from which |
— Did you take enough money with you?
— Yes, but I spent ________ I had expected.
| A．not so many as | B．as many as | C．much more than | D．much less than |
A theme park featuring Hans Christian Andersen's fairy tales will be built and open to public in Shanghai during the World Expo, which is ________ on May 1 next year in the city．
| A．scheduling to start | B．scheduled to start | C．starting | D．to being started |
Lucy has a great sense of humour and always keeps her colleagues ________ with her stories.
| A．amused | B．amusing | C．to amuse | D．to be amused |
Evidence has been piled up________ drinking water after getting up in the morning contributes to one’s health.
| A．what | B．which | C．if | D．that |