complete each of the following sentences with an appropriate preposition.

complete each of the following sentences with an appropriate preposition.
1.he woke up in the morning_______a bad headache.
2.you're confusing me________my sister-----it was her who was sick on your sofa.
3.tom broke the computer_________throwing a brick at the screen.
4.she was frightened_________the way he spoke.
5.you can have some tea instead_________coffee,if you want.
6.in less than ten years it develops from a seed_______a full--grown tree.
7.can we be certain______the truth of what she said?
8.you are acting________a conplete fool.