Please capitalize where necessary: if you have any special needs on carbide rods, please do not hesitate to call, fax, or e-mail us by below ways.
A: If you have any special needs on carbide rods, please do not hesitate to call, fax, or e-mail us by below ways.

Q: blood tests: in those situations where skin tests cannot be done, a doctor may use blood tests such as the rast and the elisa. these tests measure the presence of food-specific ige antibodies in the blood of patients, but they cost more than skin tests, and the results are not available immediately.

A: Blood tests: In those situations where skin tests cannot be done, a doctor may use blood tests such as the RAST and the ELISA. These tests measure the presence of food-specific IgE antibodies in the blood of patients, but they cost more than skin tests, and the results are not available immediately.

Q: a mathematical model had been constructed where the earth was represented by a partially conducting sphere surrounded by an infinite dielectric.
A: A mathematical model had been constructed where the Earth was represented by a partially conducting sphere surrounded by an infinite dielectric.

Problem: 6:10and the men did so; they took two cows, yoking them to the cart and shutting up their young ones in their living-place:
Can you repeat this sentence, but capitalize it?
Answer: 6:10And the men did so; they took two cows, yoking them to the cart and shutting up their young ones in their living-place:

Text: a lot of those messages become operations of the object class, as in this example where add a student is an operation.

Correct capitalization: A lot of those messages become operations of the object class, as in this example where add a student is an operation.

Q: visibility: unrestricted down to 1/2 km.

A:
Visibility: Unrestricted down to 1/2 km.