________ she got to school, she realized she had left her backpack at home．

1. A.
   Because
2. B.
   When
3. C.
   If
4. D.
   Though

I got to school ________ than Li Ming.

1. A.
   ten minute early
2. B.
   ten minutes early
3. C.
   ten minute earlier
4. D.
   ten minutes earlier

Who got to school ______ in your class this morning?

[    ]

I got to school ________ than Li Ming.

[　　]

A．ten minute early

B．ten minutes early

C．ten minute earlier

D．ten minutes earlier