He didn’t take the airplane from Malaysia to Beijing, otherwise he _______ his life.

(2009安徽合肥质检)The police tried to get some clues from the suspect，but he remained ．

Lucy asked for a separate room so that she could avoid ______ with Tom alone.

Would you please not speak so loudly in ____ public —Sorry. I will remember to speak in _____ lower voice.

It was Mr. Zhang that helped us out of the trouble. Without his help, we ______ it so easily.