下列内容中,属于你的责任的有[ ]
①帮助残疾人克服困难②上课认真学习③上网聊天④抢险救灾
A.①②
B.③④
C.②③
D.①④
答案:A
根据句意用所给词的适当形式填空
1. There is a supermarket __________(call) Suguo near our school.
2. What is this sweater __________(make) of?
3. Let's buy some __________(tomato) and carrots.
4. I eat a lot of fruit now and I feel __________(health).
5. Mr Wu asked Simon and __________(I) to help __________(he).
6. What size are your __________(foot)?
第二代公共政策学家()提出并界定了“总体政策”“超政策”“政策系统”的概念。