【单选题】Patrick lives near two gas stations, Exxon and Shell. If Exxon decreases the price of gas, we predict that the quantity of gasoline demanded at Shell will
A.
decrease because Exxon and Shell gas are complements.
B.
decrease because Exxon and Shell gas are substitutes.
C.
increase because Exxon and Shell gas are substitutes.
D.
increase because Exxon and Shell gas are complements.
E.
not change Exxon and Shell are different brands of gasoline.
【单选题】Most people ____ material possessions.
【多选题】以下属于职业病病因预防(一级预防)的措施有:
【单选题】在80C51单片机中断自然优先级里,级别第3的中断源是 。
【简答题】petit 小 的 : ______(阳性单数)______(阴性单数)______(阳性复数)______(阴性复数)
【单选题】下列各项中,关于收入的表述不正确的是( )。
A.
采用预收货款方式销售商品,应在发出商品时确认收入
B.
企业在商品销售后能够继续对其实施有效控制,则不应确认收入
C.
采用交款提货方式销售商品,应在开出发票收到货款时确认收入
D.
企业销售商品相关的已发生或将发生的成本不能可靠计量,但已收到价款的,应按照已收到的价款确认收入
【简答题】petit 小 的:________(阳性复数);________(阴性复数)
【单选题】Exxon and Chase Manhattan Bank reached an agreement. In the next two years, Exxon would pay fixed price of oil to Chase Manhattan Bank on June 30, and Chase Manhattan Bank would pay floating price of ...
A.
fixed-for-floating currency swap