句子填空It is known to all that_________light travels faster tha
句子填空
It is known to all that_________light travels faster than__________sound.
They sailed along________yellow river for two weeks before they arrived_______home.
分别填什么呢.
第2个的A./,/ B,THE,/ C,THE,THE D,/,THE
第1个的
A./,/ B,a,a C,THE,THE D,THE,/
最好能说为什么这样填