According to this Passage, the umbrella was probably first inventedA.in ancient China B.in ancient Egypt C.in ancient Greece D.in ancient Rome 请帮忙给出正确答案和分析,谢谢!
What did Ethbell do when she was 68?A.She sat back and relaxed B.She decided to retire C.She entered university D.She joined in an English program 请帮忙给出正确答案和分析,谢谢!
What might be the possible reason for using anold method to construct the building?A.It was inexpensive B.It was time-saving C.It was elegant D.It was well-known 请帮忙给出正确答案和分析,谢谢!