Misc: What is the long distance country code for Singapore?

Questions

In 1977, a 13 year old child found a ---------- growing out of his left foot.?

In 1977, a 13 year old child found a tooth growing out of his left---------- .?

In 1977, a 13 year old child found a tooth growing out of his ---------- foot.?

In the United States, ---------- teeth are knocked out annually.?

Brain damage occurs at an internal temperature of ---------- degrees Fahrenheit.?