【判断题】望远镜视准轴指目镜光心与十字丝交点的连线。
【多选题】两个投资项目的期望投资报酬率相同时,下列说法中正确的有( )
【多选题】两个投资项目的期望投资报酬率相同时,下列说法中正确的有( )。
【多选题】两个投资项目的期望投资报酬率相同时,下列说法中正确的有 ( ) 。
【单选题】What is the purpose of this e-mail?
A.
To confirm the woman's reservation.
B.
To refund the woman's money.
C.
To reply to the woman's request of a change in a reservation.
D.
To cancel the woman's reservation .
【单选题】What will the man probably do?
A.
Offer a discount on the woman's subscription.
B.
Call the woman back later.
C.
Cancel the woman's programming.
D.
Watch a mystery program.
【单选题】She is the only one among the ____ writers who _____ stories for children. [ ]
【多选题】两个投资项目的期望投资报酬率相同时,下列说法中正确的有( )。