Final answer:
The read command in the shell accepts input from the user's keyboard.
Step-by-step explanation:
The shell command that accepts input from the user's keyboard is the read command. The read command is used to read a line of input from the keyboard and store it in a variable. It prompts the user to enter a value and waits for the input. For example, read var will read input from the keyboard and store it in the variable var.