高一英语上学期阶段测试二英语周报二十期2020-2021，小编收集了高一英语上学期阶段测试二英语周报二十期2020-2021的相关答案，没有答案的敬请期待！完整版的周报答案关注wx号：考不凡
In today's fast changing and competitive world, to be able to learn faster and more effectively is not merely desirable; it is .A. essential B. worthwhileC. challenging D. sufficient 题目和参考答案
14. My brother's irresponsible behaviour my mother many sleepless nights.
A. paid B. spent
C. cost D. took
高一英语上学期阶段测试二英语周报二十期2020-2021试题答案
14. C考查动词辨析。句意：我哥哥的不负责任的行为使我妈妈许多夜晚不得安眠。这里cost后面接双宾语，表示使某人丧失了某物；pay后面接sb for sth; spend使用spend sth on; take使用句型"it takes sb sometime to do sth"。所以选C。
