Brasses are musical instruments that produce tones______the mouthpiece.A、lips vi

游客2024-01-02 54

问题 Brasses are musical instruments that produce tones______the mouthpiece.

选项 A、lips vibrating
B、lips are vibrating
C、lips vibrate
D、when lips vibrate

答案 D

解析 When lips vibrate is a subordinator + subject + verb structure, which forms the beginning of an adverb clause.

转载请注明原文地址:https://tihaiku.com/zcyy/3328156.html

相关试题推荐

随机试题

最新回复(0)

Beesthathelpwithpollinationbenefitflowersand【L31】________.Beesproducew