因富含各种微量元素，能增强儿童智力发育而被赋予“益智海鲜”美称的是（ ）
A．海蜇
B．螃蟹
C．蛤蜊
D．牡蛎
参考答案：D
--- ___ your English teacher like?
---She is very kind.
A．What does
B．How does
C．What is
D．How is
低层建筑室内给水方式如何选用？
