有人喝完牛奶后发生胀气、腹泻，其主要原因可能是由于体内缺乏( )
A．蛋白酶
B．脂肪酶
C．乳糖酶
D．淀粉酶
参考答案：C
某公司出口一批自行车，存放于本公司仓库内。请根据所提供的单据，判断填制《出境货物报检单》各项内容的正误，完成判断题。
A medicine may help with your illness, but it may make you , so you must be careful not to drive a car after taking such a medicine.
A．healthy
B．strange
C．tired
D．excited
