【简答题】Trees are useful to man in three very important ways. The first important way is that they provide man with food, wood and other products. Trees provide not only man with food, but also many animals w...
【单选题】听力原文:M: Linda, there are many important guests tonight. W: Why? M: To tell the truth, today is tile 30th anniversary of the wedding for our parents. W: Really? I don't know. M: What are we going to se...
A.
Because today is the 30th anniversary of the wedding for their parents.