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问题: 新概念英语29课

1the "taxi" is a small Swiss areoplane called a"pilats poter" 这个句子里面为什么飞机名字前面要加A呢?

2. the plaughed field is ready for _______
A sowing B seeding
为什么不能选B啊?seeding不也有播种的意思吗?

3.he flew a doctor to welsh village ______he has flown to many unusual places.
A.from than B .by than C. by that time D since that time
书中原句是since than 这里每个选项分别是什么意思啊?

解答:

1.不清楚
2.seed只与播种子相联系,一般作名词,强调把种子种下去,而sow只说明把...种下去,并不一定是种子.
3.from than:从...起(没有终点)
by than:到...止
since then:从...起(到现在为止)
from then on=since then