保险公司应当根据保障被保险人利益、保证偿付能力的原则，提取各项( )。
A．责任准备金
B．保证金
C．公积金
D．保险保障基金
参考答案：A
起重机（）时可以采用重力下降以提高工效。
A、空钩
B、吊载
C、轻载
D、没有危险
I was ______ and all of my equipment ______ working well.
A．in good healthy; was
B．in a good health; were
C．in good health; was
D．in good healthy; were
