13. Blind reading is just wasting time.
盲目讀書就是在浪費時間。
還能這樣說：
It is a waste of time to read blindly.
We are killing time if we read blindly.
諺語：
The blind leading the blind.
瞎子給瞎子引路，無知的人開導無知的人。
14. We need to read more books which can help our career.
我們要讀更多有助于事業發展的書籍。
還能這樣說：
It is necessary for us to read more books helpful for our career.
Books that do good to our career should be read more.
應用解析：
be common knowledge 人所共知；
come to sb.'s knowledge 被某人熟悉；
to one's knowledge 據自己據知；
with one's knowledge 告知某人
15. It is not good to read lying on the bed.
躺在床上看書不好。
還能這樣說：
Reading in bed is not good.
Reading in bed will do harm to you.
諺語：
As one makes one's bed, so one must lie on it.
自作自受，自食后果。