题目: 影响钙吸收的不利因素有()A.草酸可与钙形成不溶性的草酸钙不利于钙的吸收B.植酸可与钙形成不溶性的植酸钙不利于钙的吸收C.磷酸盐与钙结合也形成正磷酸钙不利于钙的吸收D.影响钙吸收的不利因素是消化功能不好E.以上都是 答案: 参考答案:A, B, C
题型:填空题 看图,用方框内词的适当形式填空。OK, no, her, and, thank,this, dictionary, spell, it's, inA: Excuse me, Mary. What's this 1 English?B: 2 a dictionary.A: How do you 3 it? B: D-I-C-T-I-O-N-A-R-Y.A: 4 you. And is 5 your dictionary?B: 6 , it isn't. It's 7 dictionary. 8 that's my dictionary.A: 9 . This is her 10 and that is your dictionary 查看答案
题型:选择题 “东方开的海螺花,南方开的玉竹花,西方开的金兰花,北方开的玉石花,栽在一个花盆里,形成一蓬团结花。”下列对这首民歌理解不正确的是 [ ]A.我国是一个多民族国家 B.国家要长久地保持统一,需要各民族团结起来 C.要让各民族的人民都聚居在一个地方 D.我国各民族都有各自的特点 查看答案