Li Keqiang, ______ head of the Chinese government, said in his report on March 5,2014 that the government would try every ______ to deepen the reform further.  

 On the Eve of the Spring Festival, we Chinese people like to play with fireworks, and the noise doesn’t ________ until after midnight.

Using his hybrid rice, farmers are producing harvests ________________ before.

character 

The system has been designed to give students quick and easy ________to the digital resources of the library.