《社会保险法》中规定工会有哪些权利?
参考答案:工会依法维护职工的合法权益,有权参与社会保险重大事项的研究,参加社会保险监督委员会,对职工社会保险权益有关的事项进行监督。
While reading an interesting story book in my room,______________.
A.the light suddenly went out
B.the doorbell rang
C.someone was shouting outside
D.I heard someone shouting outside
拐折需求曲线