根据“Headphones are helpful. Many kids use them. But headphones can be harmful, too. They can cause hearing loss if the volume (音量) is too loud.”可知,耳机是很有用的,但声音过大会造成听力损伤。故选C。 (7)题详解: 开放性试题,答案不唯一,言之有理即可。参考答案为Getting away from ...
Headphones are helpful. Many kids use them. But headphones can be harmful too. They can cause hearing loss if the volume(音量) is too loud. Studies show that one out of every ten kids in the Unite d States has some hearing loss. The cause is lou d noise.Do you know how we hear?
Headphones are helpful. Many kids use them. But headphones can be harmful, too. They cause hearing loss if the volume (音量) is too loud. Studies show that one out of every ten kids in the United States has some hearing loss. The cause is loud noise.Do you know how we hear? There...
C Headphones are helpful. Many kids use them. But headphones can be harmful, too. They can cause hearing loss if the volume(音量) is too loud. Studies show that one out of every ten kids in the Unite d States has some hearing loss. The cause is lou d noise.Do you know how we he...
Headphones are helpful. Many kids use them. But headphones can be harmful,too. They can cause hearing loss i f the volume(音量) is too loud. Studies show that one out o f every ten kids in the Unite d States has some hearing loss. The cause is lou d noise.Do you know how we he...
Are Sanctions More Harmful Than Helpful?; Experts Say Embargoes Enrich Targets, Hurt PoorStuart Auerbach
C.Cellphones are more helpful than harmful to children . D.Kids don’t pay attention to the environment when talking on the phone. 小题5: The purpose of writing this passage is to ___. A.advise parents not to buy cellphones for children B.introduce a phone that only allows kids ...
根据文章倒数第二段中的"The toxic(有毒的) chemicals in cigarettes hurt the chicks. The chicks may get sick or have shorter lives"和最后一段中的 寻线索 " if the cigarette still burns when the bird brings it back to its home, it may set fire to the nest"可知 b (它们可能点燃鸟巢)和d...
C. Cellphones are more helpful than harmful to children. D. Kids don’t pay attention to the environment when talking on the phone. The purpose of writing this passage is to ___. A. advise parents not to buy cellphones for children B. introduce a phone that only allows kids to ...
由Isithelpfulorharmfulforbirdstouserubbishfornests?Birdsarebuildingtheirnestswith rubbish,saidanewstudy.Therubbishincludescigarettebuttsandplasticbags.(鸟类用垃圾筑巢是有益的还是有害的一项新的研究表明,鸟类正在用垃圾筑巢。垃圾包括烟头和塑料袋。)可知,一项关于鸟巢的新研究发现了鸟类在筑巢时使用垃圾,如烟头和...