可促进小肠对钙吸收的是（）
A.维生素A
B.维生素B
C.维生素C
D.维生素D
E.维生素B
参考答案：D
测评体系要求文化遗产定期维护，保存完好率要达（）。
A、≥80%
B、≥85%
C、≥90%
D、≥95%
填空。
1. Please hand the bottle of orange _____ (给) your sister.
2. He agreed _____ _____ (卖) his car for buying house.
3. Mr. White is a rich man. So he _____ _____ (支付得起) a trip abroad.
4. These new products _____ _____ (将花费) a lot of money.
5. He earned much money. Now he _____ _____ _____ _____ (已经能够) pay for his loans (贷款) .
