单项选择部分 (共15小题;每小题1分,满分15分)
从A、B、C、D四个选项中选出可以填人空白处的最佳选项。
21.You know, ________ knowledge of ________computer is necessary to a secretary(秘书).
A.a; / B.the; the C.the; / D.a; a
22.The room was empty_______ a computer and a desk.
A.except B.without C.except for D.besides
从A、B、C、D四个选项中选出可以填人空白处的最佳选项。
21.You know, ________ knowledge of ________computer is necessary to a secretary(秘书).
A.a; / B.the; the C.the; / D.a; a
22.The room was empty_______ a computer and a desk.
A.except B.without C.except for D.besides