题目

单词拼写(根据中文提示拼写单词) 1. She began to learn to play the piano in her                 (四十多岁). 2. He gave me a warning that eating too much                 (巧克力) is bad for my health. 3.                 (唱歌) is her favourite. 4. Many children are flying                 (风筝) in the park. 5. He has been to Beijing six                 (次) in all, and he wants to be there once more. 6. They look like                 (猴子). 7. The boy is so       �a×75=b×108（甲乙都不等于0），那么（ ）A.a＞bB.a＜bC.a=bD.不能确定