You can call me _______0512-51234567 or e-mail me ______ lily@changshu.com.cn.
A. on, atB. at, onC. by, onD. on, on
_______ the help of my teacher, I worked out the problem in the end.
A. UnderB. OnC. withD. For
The little boy often makes his mother _____him _____.
A. talk ,something interestingB. tell, something interesting
C. say, interesting something D. speak , interesting something
——would you like somewhere__________?
——No, thanks. I have a big room ________.
A. live ,live B. to live , to live
C. living, to liveD. to live , to live in
What action should they _____________such a thing happen again?
A. do stoppingB. do to stopC. take stoppingD. take to stop
近期，南京市政府正致力于改善环境迎接青奥，假如你是来自世界自然基金会（WWF）的志愿者，将在学习礼堂举办一场讲座，教人们如何改善环境，时间为7月1日上午9点半。
讲座内容：1.我们的环境正变得越来越糟；2.减少垃圾与污染，使用尽可能多的环保袋（Recyling bag）；3.节省水源与能源，用水后及时关闭水龙头，不用电视或电灯时关闭电源。
请根据提示写一篇80词左右的英文讲座稿。标题和开头已给出，注意要点完整，语法正确，表达通顺，上下文连贯，可适当发挥
Going green
We are going to hold a talk on going green.
