1D
2B
3B
1.would(表示过去的习惯)总是,总会
He would sit silent for hours.
他常常接连好几个小时默默地坐着.
2 see 见证,不用被动,因为i am sleeping,所以用一般现在时
当寒冷的冬天的早晨见证住校的学生们在操场兴奋地时候,我还躺在床上做梦呢.
3.die down （风、雨、火、植物,浪）平息,变得越来越弱直到消失
The wind died down quite a lot.这风变得小多了.
The fire is dying down.Put some more wood on!火快熄灭了,再加点木柴!
The laughter died down.笑声渐渐消失了.
The excitement died down as time went by.随着时间的推移,激动的心情逐渐平静下来.
die out 熄灭,绝种,不复存 逐渐消失;灭绝
Many old customs have died out.许多旧的风俗已不复存在.
die off 死去,凋谢相继死去The leaves of the tree are dying off.树上的叶子相继枯死.
die away (风、声音)减弱,逐渐止息The wind had died away by dusk.黄昏时风逐渐停止了.