1. Driving directions to our office and a map of our campus are enclosed ______ this letter.

A. with B. from C. until D. along

2. We are ______ whether to expand our current facility or relocate to a larger complex.

A. considers B. considering C. considered D. consider

3. We expect the ceremony to be over ______ 11:30 A. M.

A. in B. by C. on D. of

4. The office complex on Broad Street has been ______ for a year due to delayed construction work.

A. vacantly B. vacating C. vacancy D. vacant

5. This new policy proved effective, leading to ______ increase in production.

A. striking B. fixed C. modest D. minor

参考答案及解析

1. 【答案】A。解析：be enclosed with固定搭配，随信附寄。

2. 【答案】B。解析：题意为我们正在考虑……。C项表被动，而we和consider之间是主动关系。

3. 【答案】B。解析：by加时间表示到……之前。

4. 【答案】D。解析：词性辨析。been是be动词的过去分词，后面接形容词作表语，故选vacant。

5. 【答案】A。解析：striking惊人的;fixed固定的;modest谦虚的;minor娇小的，次要的。句意为新政策证明很有效，让生产有了惊人的增长。