حبيب,
I'm going to paraphrase some of these sentences according to my understanding ...
اقتباس:
a: Dick finally decided on the boat
1- Dick finally decided to buy a boat. He maybe was thinking to buy a boat or something else (maybe a car)
2- Dick made his decision on the boat (when he was on the boat)
اقتباس:
h: Terry loves his wife and so do I.
1- I love Terry's wife too
2- I love my wife as Terry loves his
اقتباس:
i: They said she would go yesterday.
1- They said that thing yesterday
2- The act of going was yesterday not the day before
اقتباس:
e: Could this be the invisable man's hair tonic ?
the word invisible might refer to "the man" or "the hair tonic"
1- the hair tonic is invisible
2- the man who is using the hair tonic is invisible