( )是指为了防止物资供应中可能发生的各种意外情况,为保证生产正常进行所必须储备的物资数量。
A.物资储备定额
B.经常储备定额
C.保险储备定额
D.季节性储备定额
参考答案:C
I have no idea ______ the journalist could have got his information from.
A.that
B.why
C.why
D.where
(l)Only__________(战争结束时) __________(他才回家).
(2) Only after being asked three times_________ (他才来)to the meeting.
(3) Only when he comes_________ (你才能 离开).
(4)只有你能说服他不吸烟。
______________________(翻译此句)