1 . Lu Xun was an ________ (influence) writer in the history Chinese Literature. (所给词的适当形式填空)

2 . They set up an ________（有影响力的） company to advise more people to make the best use of water. (根据汉语提示单词拼写）

3 . Carter was saying all the right things, but his smile was      , and I knew I couldn't trust him.

A．influential

B．fantastic

C．artificial

D．sincere