【简答题】Have you noticed that winds blow __________ (predominate) from one direction throughout the year over some areas of the earth while in other areas, the ___________ (prevail) direction changes with the...
【简答题】阅读程序,写出程序的运行结果:( ) #include int main() { printf("%d\n", 2*3); return 0; }
【单选题】Everything in the universe undergoes ______ development and change.