All the adults were killed in the accident, but the two-year-old boy______ alive.

The Internet connection for the entire area _________ when there was a sudden power cut yesterday.[ ]

Both his parents look sad. Maybe they ________ what happened to him.

Who is the baby in this photo—It’s my sister’s son. The photo _____ by her bye-mail ten days ago.

________ exciting our life will be in the future with so many wonderful inventions!