题目

—What do you think of the cake? —Very delicious and quite different from I had last week. A. that             B. the one          C. what         D. which 答案：B。6．下列说法正确的是（　　）A．钠的金属性比钾强B．溴的非金属性比氯强C．IIA族中原子半径最小的是铍D．第二周期中，除稀有气体元素外原子半径最大的是锂