根据句意及首字母提示补全单词。 |
1. China has a p_____ of about 1.3 billion. 2. The bad air makes my chest hurt and it's difficult for me to b_____. 3. A_____ we have built the Green Great Wall, we still need to work hard to protect the environment. 4. W_____ you go there, please telephone me. I'll go with you. 5. There's no d_____ that computers are widely used by workers. |