发生共同海损时，损失由（）承担。
A.船方
B.货方
C.保险方
D.船方、货方、保险方及有关方均摊
参考答案：D
After visiting China，most of the foreign friends said they would never forget the time ________ they had spent in China.
A．that
B．what
C．when
D．at which
从我国能源产品储备来看，应当形成包括（）等能源品种丰富的储备建设。
A.石油
B.天然气
C.清洁能源
D.天然铀
