Wind Offers Clue to Curbing Malaria A team of scientists studying the patterns of malaria infection in rural Kenyan villages noticed that, despite a gradual reduction of malaria cases in the region, hotspots persisted. The blood-sucking mosquitos tha...
[00:02.90]Technology [00:05.85]LISTENING [00:08.49]1 Listen to the tape. [00:12.85]What is being described?What can the things be used for? [00:19.10]1 These are very simple,two sticks about 20cm long. [00:27.35]They are usually made of wood. You hol...
