Question

I’m 1.70 metres. Yao Ming is 2.27 metres. I am          Yao Ming.

1. A.
   as tall as
2. B.
   taller than
3. C.
   not as tall as
4. D.
   so tall as

Answer 1

C
C 根据句意知，我没姚明高。即，I am not as tall as Yao Ming ="I" am shorter than Yao Ming.