Vacations are a chance to take break from work, see the world and enjoy time with family. But do they make you happier Researchers from the Netherlands set out to measure the effect that vacations have on overall happiness and how long it lasts. They studied happiness levels among 1, 530 ...
Sometimes they move all the way to the seaside, and many of them are killed when they fall into the sea.Recently, scientists have studied the migration of a kind of lobster(龙虾). Every year,when the season of bad weather arrives, the lobsters get into a long line and start to walk ...
Though the belief above was long-lived, dirt has no longer been regarded as a nice neighbour ever since the 18th century. Scientifically speaking, cleaning away dirt is good to health. Clean water supply and hand washing are practical means of preventing disease. Yet, it seems that standards ...
British government plans to preserve the endangered wildlife via water purification and extension of greens. Large-scale restoration of the ecological environment aims to level off the inequality of access to green spaces and to boost biodiversity with the support of a fund. Despite the long-term...
But before she got to the bottom of the hill a bush caught her dress.Her fingers were busy and intent, but her skirts were full and long, so that before she could pull them free in one place they were caught in another. It was not possible to allow the dress to tear. "I in the...
A.the boss had the habit (习惯) of getting up early B.the boss had promised (答应) to help him in every possible way (千方百计地) C.he was afraid he would not wake up in time to catch the train D.it would take him a long time to walk to the railway station【小题3】 The ...
special equipment and safety gear you'll need. Planning an afternoon of snowshoeing or cross-country skiing? Pack water, snacks, fruit, and extra socks. If you're going out for a long time, keepyour water bottle insulated from the cold so itdoesn't freeze.Don't head out onto the slop...
Guido’s staff notation came roughly when water clocks were reintroduced from Byzantium and Islam, enabling monks to know when a service was due from the level reached by water slowly filling a vessel. Thus reading, whether of a chant book or a water gauge, substituted for memory and ...
The best way is to chew the tablets【C18】___swallowing them with water but【C19】___. people can【C20】___the bitter taste. Some people suggest crushing the tablets in milk or orange juice and drinking that. 【C1】 A.effectiver B.effective C.more effective D.most effective 点击...
The flood of water and soilcaused by man-made deforestation has destroyed our homes. When due to peoplecaused by the destruction of the ecological grassland desertificationgradually, the long sand and unbridled ground invasion of our cities, the worldgradually awakened, finally put forward "the eart...