题目

At that time he could think of nothing ________ to say,so he seated himself behind without saying anything.
A in the earth B on earth C in world D on the world翻译一下这个句子~
When they heard the whistle ,they_____their ears.
A lifted up B raise up C rose up D held up
为什么选A不选其他的呢?
—How much farther shall we have to go
---Another five miles until we reach the mountain______.
A at a distance B in a distance C at distance D in the distance
为什么不选D?其他的短语存不存在?

提问时间：2021-01-19

答案

1、B
on earth是个词组,“在世上”或者“到底、究竟”
那会儿他想不起到底该说什么,因此坐在后面一言不发.
A没这种说法,可以牵强地理解为“在地底下”
C in the world,而且这里意思不对.
D 没这种说法
2、A “竖起耳朵”,一般跟器官有关的,如抬起眼睛,竖起耳朵等都用lift,如lift one's eyes.需要注意的是rise是主语自己升起来.
3、in the distance意思就是“在远处,在很远的那边”
at a distance意思是“隔远一点”
in a distance,基本上没这种说法.
at distance 远程,在一定距离外