is known to us is that tobacco contains nicotine and other harmful products，so
题型：不详难度：来源：
| is known to us is that tobacco contains nicotine and other harmful products，so you should give up smoking． |
答案
| C |
解析
试题分析:句意：我们都知道烟草里含有尼古丁和其他有害物质，所以你应该戒烟。分析结构可知第二个is前是主语从句，从句中缺少主语，which强调范围内的选择，而what强调内容，所以选C。 |
举一反三
| The reform of the Family Plan and the outcome_____ will cause will have a great influence on young couples． |
| Wherever he is, he makes ______ a rule to give his mother a call every day. |
Health experts believe that even a little exercise is far better than _____at all. | A．none | B．little | C．everything | D．anything |
|
| ________ is exciting news that she has received a doctor’s degree. |
| He is looking for a job, ______ where he can make the most of his talent. |
最新试题
热门考点