题目内容
完成B句,使其与A句意思相同或相近。(每空一词)
A.A new invention is such a wonderful thing because it allows us to do something we couldn’t do before.
B.______ makes a new invention such a wonderful thing ______ ______ it allows us to do something we couldn’t do before.
答案:
练习册系列答案
相关题目