請教幾個多益考題希望大家能夠幫忙 - 自學

小的我又出來PO多益的問題啦
先謝謝上次兩位大大 vikilove 和 Alphonse
熱心解答
希望這次也能為我解答這些問題
小的真是學藝不精阿

1. It is estimated that a scientific priciple has a life expectancy of
_________A ______________B
approximately a decade before it drastically revised or replaced by
______C ___________D
newer information.
答案是D

2. As we have finished the first lesson, now we will read the second one.
____________A ________B _________C______________D
答案是D

3. Why is a man in civil life perpetually slandering and backbiting his fellow
__________A _________B
men, and is unable to see good even in his friends?
___C ____D
答案是C

今天太晚了
還有很多題不會
所以先PO在這
希望有能力的大大
能抽空為我解答
謝謝喔

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