these 四级六级

These parts are fully interchangeable with those in other machines.

这些零件完全可以同其他机器的零件互替换。

The societies of the Highlands were able to absorb these changes.

苏格兰高地各社区能够承受这些变化。

These fires produce really obnoxious fumes and smoke.

这些火炉的烟气确实很难闻。

These graduates haven't found jobs yet; to them everything is in a state of flux.

"这些毕业生尚未找到工作,所以对他们说,一切都变化莫测。"

These are the finite forms of a verb.

这些是一个动词的限定形式。

These new discoveries have broken new ground in the exploration of the cosmos.

这些新的发现在宇宙探索方面开了新道路。

No tax is payable on these earnings.

这些收入不须交税。

Are these pillars strong enough to keep up that dome?

这几根柱子撑得住那个圆形屋顶吗?

With age increasing,the diopter of these subjects had a tendency of hypermetropia from myopia.

着年龄的增长，人眼的屈光度有由近视向远视变化的趋势。

Dhole predation on these ungulates did not differ from random.

豺的取食情况则机。

Some of these files seem to be out of place.

有些档案似乎没放对地方。

When these exams are finally over, we’re going to have a ball.

等这些考试全部结束后，我们打算好好乐一乐。

These children are prepared for the disappointments as well as the joys of life.

这些孩子不仅准备享受生活的乐趣, 而且也准备经受生活中的失意。

These agencies specialize in fixing inaccurate or unverifiable information on financial reports.

这些机构是专门从事固定不准确或未经核实的资料，对财务报告。

These (not this ) kinds of films are (not is ) popular.

These（不是 this ） kinds of films are （不是 is ） popular。

These ruins are an eloquent reminder of the horrors of war.

这些废墟形象地提醒人们不要忘记战争的恐怖。

Who can separate these entangled ropes for me?

谁能为我把这些绕在一起的绳子解开?

These old shoes can go in the dustbin now.

这对旧鞋子现在可以进垃圾箱了。

The diseased tissue can be easily invaded by these microorganisms.

有病的组织容易被微生物侵袭。

These expenses are covered by the state.

这些费用都由国家负担。