第15题: [单项选择](From the airplane), passengers are (able) (to clearly see) the outline (of) the whole island. A. From the airplane B. able C. to clearly see D. of 参考答案:C 答案解析:将to clearly see改为to see clearly,副词修饰动词时,一般放于动词之后。该句的意思是,“从飞机上,乘客们能清晰地看到整个岛屿的轮廓”。