________ get to the company in time, we set out early in the morning

(大连市高三双基测试卷)Hoping to be stronger to compete with the world’s best, Murry has put on about 4 kg by eating twice as much as his _______ amount.

Tom’s uncle must be an engineer, ___?

在下面一段话空缺处依次填入词语，最恰当的一组是（ ）书是整个人类的记忆。没有书，也许历史还在混沌未开的蒙昧中 。读书，让绵延的时光穿越我们的身体，让几千年来 的智慧在我们每一个人的血液里汩汩流淌。读书，不仅需要 的精神，还需要懂得快慢精粗之分。

If we use the new recycling method, a large number of trees _____.[ ]