Mr. Smith is _____ great fun and we had _____ great fun with him.
A.a; 不填 | B.a; a | C.不填; a | D.不填; 不填 |
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Mr. Smith is _____ great fun and we had _____ great fun with him.
A.a; 不填 | B.a; a | C.不填; a | D.不填; 不填 |