Question 1 What are two central ideas that are shared by both passages?
A
Both passages are about the possibility of humans exploring other planets,
and how there are problems with providing power to robotic explorers.
B
Both passages are about the use of robots in space exploration and how
costly and dangerous it is for humans to travel in space.
С
Both passages are about the importance of using humans to travel in
space and how costly it is to develop robotic technology.
D
Both passages are about the space race between the United States and
other world powers, and how robots will level the playing field between all
countries.

B. setting and mood are important elements in many of the stories in this unit. choose one story and describe some aspects of its setting: where it takes place; what mood is created by the details of weather, place, and time; and how this setting to convey the theme of the story. the story is , another evening at the club. can someone give me ideas if you have read this story.

The date of a business letter is included in the greeting. heading. inside address. margin.

Match the definition to the word for a better understanding of the paragraph. 1 money does not buy happiness or security. 2john ringling, one of the five brothers of the ringling brothers circus, started out in 1884 with a trained horse and a performing bear. 3for over forty years, he worked hard at the family enterprise, bought up smaller circuses, and imported new acts. 4in the 1920s, he was rated as one of the world's wealthiest men and owned every sizable circus in the country. 5over 5,000 people were on his payroll, and over 240 railroad cars were in his retinue each time the circus moved. 6at the time of his death, however, he was a nervous, unhappy man; he was also bankrupt and beset by lawsuits. 7his carefully built circus empire passed into alien hands. 8all those years of work had turned to dust. 1. business organization alien 2. group beset 3. without funds to pay debts retinue 4. troubled or harassed enterprise 5. strange; belonging to another person, place, country, or thing bankrupt