The purpose of Earth Day is ______.
A: to help people memorize the earth
B: to help people to learn how to protect the earth
C: to unite all the people on the earth
D: all of the above
A: to help people memorize the earth
B: to help people to learn how to protect the earth
C: to unite all the people on the earth
D: all of the above
举一反三
- On the first Earth Day, people just _____.
- ________, people thought that the Earth was flat. A: At all times B: At a time C: At the time D: At one time
- God decided to allow his only son, Jesus Christ, to be born to a human mother and live on earth so that ______. A: people could understand God bette B: people could learn to love God C: people could learn to love each other more D: all of the above
- With the help of suspended magnetic element, a compass can aid people by ______ of the horizontal component of Earth's magnetic field.
- People _____________ believe that the earth was flat.