【单选题】—Look out (小心) ! The traffic is moving fast. —It's dangerous _______cross the street. [ ]
【简答题】人教版三年级下册英语作业本Unit 2 5答案
【单选题】晚唐诗歌史上和杜牧并称为“小李杜”的诗人是( )。
【单选题】Of the three windstorms, the tornado is the most dangerous because______.
B.
it costs thousands of lives
C.
it causes damage to property
D.
it frequently occurs in recent years
【简答题】已知A×B=200,则: (A×3)×B=______ A×(B÷5)=______ (A÷2)×(B÷2)=______ (A÷4)×(B×4)=______ (A÷4)×(B×8)=______.