The reason I would not write to my teacher the way I write to my friend is because the way you should be writing to your teacher is with respect and be professional.
Answer:
he was able to do complex math problems in his head.
Explanation:
Correct me if I am wrong
Answer: The cold passed reluctantly from the earth, and the retiring fogs revealed an army stretched out on the hills, resting. (Simple)
As the landscape changed from brown to green, the army awakened and began to with eagerness at the noise of the rumors. (Compound)
A river, amber-tinted the shadow of its banks, puried at the army's feet; and at night, when the stream had become of a sorrowful blackness, one could see across it the red, eyelike gleam of the hostile campfires set in the low brows of the distant hills. (Compound Complex)
Once a certain tall soldier developed virtues and went resolutely to wash a shirt. (Simple)
To his attentive audience he drew a loud and elaborate plan of a very brilliant campaign. (Simple)
When he had finished, the blue-clothed men scattered into small arguing groups between the rows of squat brown huts. (Compound)
His smooth face was flushed, and his hands were thrust Into his trousers’ pockets. (Simple)
Meanwhile, the soldier who had fetched the rumor bustled about with more importance. (Simple)
Explanation: there you go, have a grate day (*^-^*)
The answer to this is independent clause