重要提示：
请勿将账号共享给其他人使用，违者账号将被封禁！
题目内容
（请给出正确答案）
With ducted air conditioning systems, the modern tendency is to use____.
A.central air conditioning system
B.high velocity system
C.low velocity system
D.single duct system
更多“With ducted air conditioning systems, the modern tendency is to use____.A.central air cond”相关的问题
第8题
A.The man can sleep in the office.
B.She can have someone to repair the air conditioner.
C.She can work without air conditioner,
D.The man can do his work in the office.
客服
TOP
警告：系统检测到您的账号存在安全风险
为了保护您的账号安全，请在“上学吧”公众号进行验证，点击“官网服务”-“账号验证”后输入验证码“”完成验证，验证成功后方可继续查看答案！
