几道语法题，求解释

Q2:

In Greek theology the supreme being was Esaugetu Emissee (Master of Breath), who dwelt in an upper realm in which the sky was the floor, and who had the power to give and to take away the breath of life.

1. in which the sky was the floor, and who had the power to give and to take
2. where the sky was the floor, having the power to give and to take
3. whose floor was the sky, and who has the power of giving and of taking
4. in which the sky was the floor, with the power of giving and taking
5. whose floor was the sky, having the power to give and take

                                                                    answer A

B为什么不对呢？

Q28:

Antarctica receives more solar radiation than does any other place on Earth, yet the temperatures are so cold and the ice cap is reflective, so that little polar ice melts during the summer; otherwise, the water levels of the oceans would rise 250 feet and engulf most of the world’s great cities.

1. is reflective, so that little polar ice melts during the summer; otherwise,
2. is so reflective that little of the polar ice melts during the summer; were it not to do so,
3. so reflective that little polar ice melts during the summer, or else
4. reflective, so that little of the polar ice melts during the summer, or
5. reflects so that little of the polar ice melts during the summer; if it did

answer：b

Q31:

Twenty-two feet long and 10 feet in diameter, the AM-1 is one of the many new satellites that is a part of 15 years effort of subjecting the interactions of Earth’s atmosphere, oceans, and land surfaces to detailed scrutiny from space.

1. satellites that is a part of 15 years effort of subjecting the interactions of Earth’s atmosphere, oceans, and land surfaces
2. satellites, which is a part of a 15-year effort to subject how Earth’s atmosphere, oceans, and land surfaces interact
3. satellites, part of 15 years effort of subjecting how Earth’s atmosphere, oceans, and land surfaces are interacting
4. satellites that are part of an effort for 15 years that has subjected the interactions of Earth’s atmosphere, oceans, and land surfaces
5. satellites that are part of a 15-year effort to subject the interactions of Earth’s atmosphere, ocean, and land surfaces

answer：e 答案b为什么不对？

Q28:

Antarctica receives more solar radiation than does any other place on Earth, yet the temperatures are so cold and the ice cap is reflective, so that little polar ice melts during the summer; otherwise, the water levels of the oceans would rise 250 feet and engulf most of the world’s great cities.

1. is reflective, so that little polar ice melts during the summer; otherwise,
2. is so reflective that little of the polar ice melts during the summer; were it not to do so,
3. so reflective that little polar ice melts during the summer, or else
4. reflective, so that little of the polar ice melts during the summer, or
5. reflects so that little of the polar ice melts during the summer; if it did

answer：b

Q31:

Twenty-two feet long and 10 feet in diameter, the AM-1 is one of the many new satellites that is a part of 15 years effort of subjecting the interactions of Earth’s atmosphere, oceans, and land surfaces to detailed scrutiny from space.

1. satellites that is a part of 15 years effort of subjecting the interactions of Earth’s atmosphere, oceans, and land surfaces
2. satellites, which is a part of a 15-year effort to subject how Earth’s atmosphere, oceans, and land surfaces interact
3. satellites, part of 15 years effort of subjecting how Earth’s atmosphere, oceans, and land surfaces are interacting
4. satellites that are part of an effort for 15 years that has subjected the interactions of Earth’s atmosphere, oceans, and land surfaces
5. satellites that are part of a 15-year effort to subject the interactions of Earth’s atmosphere, ocean, and land surfaces

answer：e 答案b为什么不对？