皮皮学，免费搜题
登录
搜题
【单选题】
造成汽车制动拖滞故障的原因是( )。A.
制动阀排气间隙过大
B.
气压过高
C.
制动凸轮轴或制动蹄轴配合间隙过大
D.
车轮制动器回位弹簧折断或过软
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】—______ do you usually have breakfast? —At 7:00. [ ]
A.
What's the time
B.
What's time
C.
What time
D.
When time
【单选题】—_____ is that over there? —_____ is an apple. [ ]
A.
What; It
B.
What; That
C.
What color; It
D.
When; That
【简答题】使用电流互感器的注意事项。
【简答题】What did Vic do whe they met the first time?
【单选题】-__________does he take a shower? -___________six forty.
A.
What time; On
B.
When; In
C.
What time; At
D.
Where; For