问题
选择题
The library _____ in the 1980s is taking on a new look after the restoration. [ ]
A. to build
B. to be built
C. building
D. built
答案
答案：D
搜题请搜索小程序“爱下问搜题”
The library _____ in the 1980s is taking on a new look after the restoration. [ ]
A. to build
B. to be built
C. building
D. built
答案：D
如图是某包装袋上的部分文字说明．
净含量：300g 营养成分： 乳脂：20%-25% 钙：＞400mg 蛋白质：25% 铁：5-10mg 锌：0.3%-0.5% 磷：＞500mg |
（2）这袋奶粉中含蛋白质的质量为______．
（3）蛋白质是人体重要营养物质之一．除蛋白质外，人体必须的营养物质还有______（写出两种即可）．