It is worth considering what makes“convenience”foods so popular, and ______better ones of your own.
Exploring ________space is exciting, yet dangerous. There is ________need for both robots and humans for space exploration.
My mother has always_______we eat every healthily.
One of the advantages of living on the top floor of a highrise is that you can get agood _______.
Listen to the two girls by the window. What language _________?
The country life he was used to_________ greatly since 1992.