Sentences with nor, for and yet

You are probably familiar with the use of and, but, or and so. Here are some examples with the less common for, nor and yet:

• I am very tired this morning, for I did not sleep well last night. (reason)
• She did not come to class, nor did she do her homework. (two negative ideas)
• It is 8 p.m., yet it is still light. (surprising result)