_____ alone in the large house, the little boy had to learn to survive by himself [ ]

______” is a word in British English,which has the same meaning as “truck” in American English, such as:“lift/elevator”, “autumn/fall” and “luggage/baggage”.

It is well-known that humans differ _____ other mammals in their ability to speak.[ ]

Internet is an important _____ forpeople to get the latest news.

and you will realize your dream of being successful.