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【单选题】
Hurricane warnings are issued ______ when winds of force 12 or above are expecteA.
in all parts of the world
B.
in some parts of the world
C.
from all corners of the world
D.
from every corner of the world
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【简答题】1939年德国征服了波兰。 The year 1939 had witnessed the ____ of Poland by Germany.
【简答题】The year 1939 had witnessed the ____ of Poland by Germany.
【简答题】A．In 1939. B．We don't know. C．Only these years. D．This year.
【简答题】请写出各指令的含义?比如F100表示刀具每分钟进给100mm。 F0.1 S500 T0101 M00 M01 M02 M03 M04 M05 M06 M07 M08 M09 M30 M98 M99
【单选题】The year 1939 ________ the conquest of Poland by Germany.
A.
withdrew
B.
witnessed
C.
wrecked
D.
worshiped
【简答题】指令M98表示( ),M98后若只有四位数字,这四位数字表示( ),指令 M99表示( )。
【简答题】M99表示 ,M98表示 。