细菌性痢疾的好发部位是（）
A.回盲部
B.回肠
C.升结肠
D.直肠和乙状结肠
E.空肠和回肠
参考答案：D
It was the belief _____ Alex Haley could find his “root” in Afric______ made him decide to go to Gambia.
A．that; which
B．which; which
C．that; where
D．that; that
糖尿病患者的每日糖类摄入量应该控制在总能量的（）。
A.85%～90%
B.75%～80%
C.65%～70%
D.55%～60%
E.45%～50%
