单项选择题A．A sales clerk． B．A police officer． C．A tailor． D．A nurse．

单项选择题A．By trainB．She walks． C．By car． D．By bus．

单项选择题These are millennium celebrations taking place in 4 different places．Which one occurred first？

单项选择题Only one of the sets of six letter below can be rearranged into a six-letter word in the English language．Can you find that set？

单项选择题If the pyramid were flattened out would it look like A，B，C or D？