msix6
春芽
共回答了13个问题采纳率:92.3% 举报
1.The bird flu virus is pretty serious,it's not so easy with bird flu ,because it is spread by wild birds that move quickly from place to place .You don't need a doctor to know if a creature is sick .Birds most easily infected by the disease are chicken and turkeys .Birds with the disease show certain symptom :fever;not very high,feathers not as smooth as usual ;difficulty in moving; going to the toilet often and drinking a lot of water.
2.More than 50,000 foreign students began studies in China last year,bringing the total number of overseas students in the country to 350,000.
3 .Education of foreign students dates back to the 1950s and grew rapidly in the 1990s.
1年前
2