82．开会的时间到了，咱们把收音机关了吧。
[译文] It is time for meeting. Let’s turn off the radio.

83．尽管有许多困难，我们仍然决心执行我们的计划。
[译文] Although there are a lot of difficulties, we are still determined to carry out our plan.

84．我们居住的地球是一个大球体。
[译文] The earth we are living is a big sphere.

85．我们向李先生学习，因为他有丰富的工作经验。
[译文] We learn from Mr. Li, because he is rich in working experiences.