【简答题】Suppose the changes in country A ’ s official reserves are zero in 2010, it s capital and financial account balance MUST be __________.
【单选题】It’s really unbelievable! Can you _______ her swimming across the English Channel?
【单选题】与表达式“仓库号not in(‘wh1’,’wh2’)”功能相同的表达式是 。
A.
仓库号=’wh1’ AND 仓库号=’wh2’
B.
仓库号<>’wh1’ OR 仓库号<>’wh2’
C.
仓库号<>’wh1’ OR 仓库号<>’wh2’
D.
仓库号<>’wh1’ AND 仓库号<>’wh2’
【单选题】与表达式“仓库号 NOT IN (" wh1 " , " wh2 ")”功能相同的表达式是( )。
A.
仓库号 = " wh1 " AND 仓库号 = " wh2 "
B.
仓库号 != " wh1 " OR 仓库号 # " wh2 "
C.
仓库号 <> " wh1 " OR 仓库号 != " wh2 "
D.
仓库号 <> " wh1 " AND 仓库号 <> " wh2 "
【简答题】25×8.08=1.25×( )=1.25×( )+1.25×( )=( )这是利用了( )律。
【单选题】Suppose Jack' s father is a heavy smoker, so was Mary's mother. According to the speaker, what will happen?
A.
Jack is more likely to develop lung cancer.
B.
Mary is more likely to develop lung cancer.
C.
Jack and Mary have the same chance to develop lung cancer.
D.
Neither Jack nor Mary has the chance to develop lung cancer.
【判断题】I suppose they’re expressing their identity but it’s such very different from what we did.()
【简答题】解比例 3 4 :X=3:12 3:7=X:28 1.5 0.3 = 0.5 X X: 3 4 =1.25:3.