未经国务院期货监督管理机构审核并报国务院批准，期货交易所不得从事信托投资、股票投资、非自用不动产投资等与其职责无关的业务。()
参考答案：对
补全对话。
A: Hi, Betty. Where are you 1______?
B: I'm going swimming 2______ my friends.
A: Good! But the radio says it will 3______. Please 4______ your umbrella with you.
B: Yes, Mum, I will. 5______ the way, will the rain last 6______?
A: No, it 7______. The sun will come 8______ 9______on.
B: Thank you. I'll be at home at 4: 30. Don't 10______. I won't be late.
缺陷责任期一般为( )，具体可由发、承包双方在合同中约定。
A．3个月、6个月或12个月B．3个月、6个月或24个月C．6个月、18个月或24个月D．6个月、12个月或24个月
