【简答题】图甲中寒署表的示数为 ℃;图乙中弹货测力计的示数为 N.
【单选题】The long drought caused a ___ shortage of water in this region.
【单选题】The long drought was followed by months of____.
【单选题】But sometimes , no rain falls for a long , long time. Then there is a dry period , or drought .
【简答题】已知n是自然数,而n 2 -19n+91的值是完全平方数,求n.
【单选题】But sometimes, no rain falls for a long, long time. Then there is a dry period, or drought .
【简答题】甲数是m,比乙数的3倍多n.表示乙数的式子是______.
【单选题】Some people ____ to death during the long drought.
【简答题】求满足1+3+5+…+n>500的最小自然数n.