题目10单选题
听一遍,选择正确答案 <iframe src="/exam-ans/module/audioplay.html?objectid=693b94c72916b88bd77a330b6e7bdc5e"></irame>A. 9 miles 6 o'clock 9000feet fast moving from left to rightB. 9 miles 6 o'clock 9000feet crossing from right to leftC. 6 miles 9 o'clock 9000feet fast moving from right to leftD. 6 miles 9 o'clock 9000feet crossing from left to right