完成句子。（10题，共20分）

小题1:We shouldn’t waste anything, _______ _______ (最重要的是) , we mustn’t waste time.

小题2:In the past few years the natural resources  ______ ______ _______ ______ ______ ______ (充分利用).

小题3:In the dark street, there wasn’t a single person ______ ______ she could ______ ______ (向某人求救) help.

小题4:They couldn’t help _______ _______ ________ (突然大笑起来) on hearing the funny story.

小题5:An increasing number of Chinese people _______ ________ _________ ________ (很重视) education.

小题6:The photo often _______ (使想起) me _______ the days we spent together.

小题7:______ _______ ______ _______ (很明显) you made a mistake.

小题8:Everybody in the village likes Jack because he is good at telling and ______ ______ (编造) jokes.

小题9:It is reported that many a new house ______ ______ ______ ______ (建立) at present in the disaster area.

小题10:没有人比他更爱吃蘑菇了。________ likes eating mushrooms _______ _______ he.

抗绿脓杆菌作用最强的抗生素是

A．头孢他啶
B．头孢拉定
C．头孢孟多
D．氯霉素
E．红霉素