These engines used to______(start) by hand. Now they are started by electricity.

游客2024-07-18 54

问题 These engines used to______(start) by hand. Now they are started by electricity..

选项

答案 be started

解析 engine与start之间是被动关系。

转载请注明原文地址:http://tihaiku.com/zcyy/3682216.html

相关试题推荐

随机试题

最新回复(0)

Theseenginesusedto______(start)byhand.Nowtheyarestartedbyelectricity.