请问这几句如何翻译比较地道些?

Swiss students homework is too lax, is playing all day! "This is the body in Switzerland many Chinese parents often say the word. Once, an elementary school teacher Switzerland emotion of a large increase in Chinese students praise, saying that the child is too smart. Charting numeracy ability]. But the child's father does not agree, politely asked the teacher : "Thank you for the children of fear, but I would like to know what the child has no weaknesses, and what are the deficiencies? "
Unexpectedly, the teacher heard even after this was taken aback for a moment. The Chinese seem to not understand why the father asked out one such issue. Hesitated for a while, doubts to the teacher retorted : "He is just a child ah, there will be any shortcomings? ! "