当车辆的制动机故障时，可关闭（）停止此车制动作用。
A.制动主管
B.软管
C.制动缸
D.制动支管
参考答案：D
任务型阅读。
It's Ann's Birthday !
Ann White hopes(希望) you can come to her party!
Time: 4:30 pm
Date : Sunday, October 18th
Place: Flat 13A, Dongqian Building
TeleDhone _ 8258788
阅读邀请函,然后回答问题.
1. When is Ann's party?
______________________________
2. At what time is it going to start?
________________________________
3. Where is Ann going to have her party?
4. What's Ann's telephone number?
__________________________________
5.who hopeucan come to her party?
_________________________________
下列各项中，可以作为法律关系客体的有( )。
A．土地使用权
B．发明
C．劳务
D．产品
