(单选题)
我们的重吊杆已经长时间不用了。()
AOur derrick has been out of use for a long time.
BOur heavy derrick has been out of use for a long time.
COur crane has been out of use for a long time.
DOur winch has been out of use for a long time.
正确答案
答案解析
略
AOur derrick has been out of use for a long time.
BOur heavy derrick has been out of use for a long time.
COur crane has been out of use for a long time.
DOur winch has been out of use for a long time.