【简答题】为什么说广播电视是推广普通话的主要阵地?
【单选题】We can see from the passage that the author seems to be______about the prevention of genetic diseases.
【单选题】The most useful information Michael Mann could directly see from the drill cores should be
A.
how Hurricane Katrina had disturbed the sediments.
B.
how often hurricanes occurred over the past 1500 years.
C.
how many times hurricanes had occurred in the last 1500 years.
D.
how water temperatures had changed in the last 1500 years.
【简答题】为什么说广播电视是推广普通话的主要阵地?
【简答题】为什么说广播电视是推广普通话的主要阵地?