【单选题】在 172.16.8.159 /26 255.255.255.192 这个网络里,广播地址是
【简答题】在△ABC中,角A,B,C的对边分别为a,b,c,AH为BC边上的高,在以下结论中: ① AH ?( AB + BC )= AH ? AB ; ② AH ? AC = AH 2 ; ③ AC ? AH | AH | =c?sinB ; ④ BC ?( AC - AB )= b 2 + c 2 -2bc?cosA . 其中正确结论的序号是______.
【单选题】Why did the Pilgrims make a voyage to America?
C.
To search for religious freedom.
D.
To seek material pleasure.
【简答题】设(AH)=80H,执行指令SAR AH,1后,(AH)=______。
【简答题】在172.16.8.159/26这个网络里,广播地址为( )
【简答题】Because of the greater pressure, the underground water shoots out of the suce __________________(以蒸汽和热水的形式).
【单选题】The second half of his voyage was by far the more dangerous part ______ he sailed round the treacherous Cape Horn.
【单选题】If the officer of the watch must leave the voyage plan, he should _____?
A.
Make a note in the logbook
C.
No special action necessary
【单选题】The voyage charter means that th e vessel is put at the disposal of the charterer for a certain period employment without any crew.( )
【简答题】Eats, Shoots and Leaves is not the type of book it claims to be.