问题
填空题
根据句意和首字母提示补全单词。
1. You had better brush your t________ twice a day.
2. You can i________ your English if you study hard.
3. The good news s________ very fast. We all know it now.
4. Walking is a good exercise and it is n________ for your health.
5. The classroom is so noisy that we can't hear the teacher c________.
答案
1. teeth 2. improve 3. spread 4. necessary 5. clearly