The weather in Liupanshui is ________ too cold _______ too hot.

Television has many advantages. It keeps us ____ about the ___ news and also provides entertainment in the house.

Everyone in the village is very friendlyIt doesn’t matter ____you have lived there for a short or a long time

wyer started his career at Stanford University, _____ he became Professor of Physics in 2002.

He is generally considered _________the first computer. [ ]