两道题，帮忙！

hardball · 发表于 2004-7-27 07:20:00

1.Helium is not flammable and ,next to hydrogen ,is_______

(a)known the lightest gas

(b)lightest the known gas

(c)the lightest gas known

(d)the known gas lightest

2.Wild eagles that survive to adulthood are believed_______from 20 to 30 years.

(a)live

(b)to live

(c)they live

(d)their living

第一题正确答案是c我选的是a

第二题正确答案是b我选的是c

韦什莫？？

真老九 · 发表于 2004-7-27 08:32:00

1. A错，be known as....缺少as,

2. C错，没有连词连接从句和主句

hardball · 发表于 2004-7-27 10:04:00

谢！谢！

第一体的表达没问题吗？很不习惯！

思愔奶茶 · 发表于 2004-7-27 10:14:00

the lightest gas known这句话其实中间设略了which is

the lightest gas which is known

我猜的

[此贴子已经被作者于2004-7-27 10:14:24编辑过]

juniya · 发表于 2004-7-27 11:27:00

believe to do sth.

所属分类: TOEFL / IELTS