_______ in a long queue, we waited for the store to open to buy a New iPad .

_______ in a long queue, we waited for the store to open to buy a New iPad .

A．Standing          B．To stand           C．Stood            D．Stand

_______ in a long queue, we waited for the store to open to buy a New iPad.

A. Standing           B. To stand          C. Stood            D. Stand

________ in a long queue, we waited for the store to open to buy a New iPad .

1. A.
   Standing
2. B.
   To stand
3. C.
   Stood
4. D.
   Stand