200句破中考词汇1600（38）

73. The survey shows that greenhouse gas is harmful to the earth but until now we haven’t the perfect method to solve the problem.调查表明，能引起温室效应的气体是对地球有害的，但是直到现在，我们还没有最好的办法解决这个问题。
74. There are 12 months in one year—January, February, March, April, May, June, July, August, September, October, November and December, and it is rather difficult for many English learners to learn them by heart.一年中有 12个月 ---一月，二月...，对许多学英语者来说，记住它们是相当难的。