第7题: [单项选择]All the lights in the house are _________ in the draught from the opening window. A. floating B. fluttering C. wavering D. flickering 参考答案:D 答案解析:[汉译] 敞开的窗户带来的气流,摇曳着房内所有的灯光。
[注释] 选项B“拍翅,阵翼,颤动着下落,飘落”(if a bird or insect flutters,or if it flutters