8：5=19.212=85=2.4÷1.5=1.6；
故答案为：5，19.2，1.5，1.6．
I think _____ important for students _____ English often.[ ]
A. it; speak
B. it's; to speak
C. that it; to speak
D. it's; reading
主症为肢体关节疼痛困重，或有肿胀，痛有定处，肌肤麻木不仁，苔白腻，脉濡缓，属痹证
A．痛痹B．着痹C．行痹D．热痹E．寒痹
