Mr Brown knows little Japanese, ________ he can't understand the instructions on the bottle of the pills.

A. so

B. or

C. but

D. for

Mr．Brown knows little Japanese, ________ he can't understand the instructions on the bottle of the pills．

1. A.
   so
2. B.
   or
3. C.
   but
4. D.
   for

Mr Brown knows little Japanese，________ he can't understand (明白；理解) the instructions(说明书)on the bottle of the pills(在药瓶上)．

1. A.
   so
2. B.
   or
3. C.
   but
4. D.
   for