问题
选择题
Audiences were greatly ______ by the video class about weightless conditions _____ in Tianggon-1 space station.
A．impressing; presenting
B．impressed; presenting
C．impressing; presented
D．impressed; presented
答案
答案：D
题目分析： 考查impress的用法与非谓语动词。Be impressed by 对，，印象深刻。题意为 观众对无重力条件天宫一号所呈现的影像课印象深刻。Condition 与present 之间是被动关系，故过去分词做后置定语。故选 D项。
考点 impress的用法与非谓语动词