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一. 单项填空

从下列每小题所给的A，B，C和D四个选项中，选出可以填入空白处的最佳选项。

（    ）1. It’s very nice _____you to give me the chance.

                    A. of          B. for         C. to          D. at

（    ）2. Jack bought ______ useful book ______ book is also very interesting.

                   A. an; The      B. a; The     C. an; A       D. a; A

（    ）3. Bill said they would have ______ holiday .

                    A. a two-month   B. two months   C. tow-months   D. Two-month’s