Just like a voyage at sea,our life journey, _______ days are limited,is full of difficulties.
We are just _____ calling you up _____ you come in.
--How often do you go to the library?--______.
I can't understand it, will you please _____ once more?
Everybody in the little town knew my first teacher, so we had no _____ finding his home.
It' s too late to go out now. _____, it's starting to rain.