看图完成小短文。

A.   B.   C.

        Do you know the meanings of these signs? You can often see them in different places. Sign A

"SLOW" tells you not to drive too   1   . Sign B means that you mustn't turn   2   , but you can turn

   3  _. Sign C can be seen in a museum. It means " _ 4_   Photos", so you mustn't   _5    photos there.

1.    _     2. _         3. _         4. __        5.    _