大学英语(统考)在线练习题8(客观题)答案(3)

D. belonged to 满分：3 分

15. In middle school, I became more ________ with my appearance. A. concern B. concerning C. concerned D. concerns 满分：3 分

三、完型填空（共 1 道试题，共 15 分。）

V

1. Modern science has proven that acid rain (酸雨) is a dangerous problem. As a result, various ways to __1__ acid rain have been invented, and some are now __2__ used. But __3__ some cases, industries have tried curb acid rain production. There are many ways that power plant companies can reduce acid rain __4__. They can use coal with a sulfur (硫) content, and they can control process known to generate __5__ levels of acid rain. 1). A. limit B. high C. creation D. being E. in

满分：3 分 2). A. limit B. high C. creation D. being E. in

满分：3 分 3). A. limit B. high C. creation D. being E. in

满分：3 分 4). A. limit B. high C. creation D. being E. in

满分：3 分 5). A. limit B. high C. creation D. being E. in

满分：3 分

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