C. The life of cowboy throughout the year
D. Winter, an extreme season in Montana
4. With which of the following sentences should the paragraph end?
A. Therefore, cowboys are usually considered very strong
B. Thus, throughout the year cowboy work hard but they enjoy their social life
C. To conclude, all cowboys are well trained and good at rodeos
D. ThatJawaban:s why cowboys work very hard only during the spring and fail
5. His father insisted on ... medicine, because he thinks it will enable his son to help many people.
A. He is studying
B. That he studies