A. think out B. think about C. think over D. think for 参考答案:B 答案解析:think about:exercise the power of thought“思考、考虑”:think over:reflect on,ponder意为“仔细考虑”;think out:subj
第33题: [单项选择](Having rejected) by (everyone), the student (representative) (resigned) the committee. A. Having rejected B. everyone C. representative D. resigned 参考答案:A 答案解析:语态错误,应改为Having been rejected。主句主语the student是被everyone拒绝的,所以应用现在分词的被动语态做状语。