The reason__________ their failure you know is__________ they didn't get fully prepared for the experiment.
The population of China is larger than ______ of the United States.
---The novel gone with wind is said _____ into several languages.
These articles are written in simple language, _____ makes it easy to read.
Don’t be discouraged. ______ things as they are and you will enjoy every day of your life.
The poor man , ________,ran out of the dark cave.