2组PCV阀BTG盘指示灯是由安装在电磁阀上的（）控制的。开关有（）对接点。
参考答案：限位开关、2
If I had a lot of money in the future,I would buy a big house, with a garden ________as far as the river. [ ]
A. extending
B. to extant
C. extend
D. to be extended
非肝病时引起ALT明显升高的可能是()
A．剧烈运动
B．气候改变
C．刺激性食物
D．过量饮水
E．一天内的生理波动
