Dig a hole ________ for the tree．

1. A.
   large enough
2. B.
   enough large
3. C.
   largely
4. D.
   enough

Dig a hole for the tree and make sure it's ________ too big ________ too small.

1. A.
   not…and
2. B.
   neither…nor
3. C.
   either…or
4. D.
   so…that

dig（过去式）________　　　　

Dig a hole for the tree and make sure it's ________ too big ________ too small.

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