11.自孕中期开始起，孕前体重正常的孕妇每周适宜增重是(　　　)

A.0.4kg                                                            B.0.5kg

C.0.6kg                                                            D.0.8kg

12.优质蛋白最佳食物来源是(　　　)

A.粮谷类                                                         B.蔬菜类

C.水果类                                                         D.奶类蛋类

13.WHO建议婴儿开始添加辅食的适宜时间是(　　　)

A.1～2个月                                                     B.4～6个月

C.8个月                                                          D.1岁以后

14.BMI与以下哪些指标有关?(　　　)

A.皮褶厚度、体重                                           B.胸围、坐高

C.体重、身高                                                  D.体重、腰围

15.作为个体膳食营养目标值的指标是(　　　)

A.EAR                                                             B.RNI

C.UL                                                                D.DRI