Write 5 sentences about people or things you know. Use each of the following verbs correctly at least one time wissen, können, kennen.

What modern language has been in use the longest?

47. a student is frightened by a loud noise, which results in a hormone being released into the blood. the hormone causes the student's heart to beat rapidly. the two systems that work together to cause this reaction are the endo- crine system that secretes the hormone and the (1) nervous system (3) excretory system (2) reproductive system (4) digestive system

Rewrite the passage to improve expression.