___ is necessary to wear a helmet (头盔) when we are riding a bicycle to ensure our safety. A. It B. This C. That 相关知识点: 试题来源: 解析 A 【详解】 句意:当我们骑自行车时,有必要戴上头盔以确保我们的安全。 考查代词辨析。it它;this这个;that那个。此处是结构It is adj. to do...
A cyclist needs a bicycle. A helmet is also necessary. What else does a cyclist need? A. cycle path B. cycle lock C. cycle light D. cycle bell 相关知识点: 试题来源: 解析 B。“cycle lock”(自行车锁)由“cycle”(自行车)和“lock”(锁)组成,骑自行车的人需要自行车,头盔也很必要,同时...
A bicycle helmet is a helmet intended to be worn while riding a bicycle.They are designed to reduce impacts to the skull of a cyclist in falls.However, there is a debate on whether helmets are useful for road cyclists. The World Health Organization pr
Helmet used by bicycle riders, includes air permeable ultraviolet protection cloth that is integrated into helmet main body via attachment surfacesThe helmet includes an air permeable ultraviolet protection cloth (1) that is integrated into a helmet main body via attachment surfaces (2)....
A bicycle helmet is a helmet intended to be worn while riding a bicycle.They are designed to reduce impacts to the skull(头颅骨) of a cyclist in falls.However, there is a debate on whether helmets are useful for road cyclists. The World Health Organization promotes the use of helmets as...
3.Ai is necessary to wear a helmet(头盔) when we are riding a bicycle to ensure our safety. A. It B. This C. That 相关知识点: 试题来源: 解析 答案见上3.A 代词辨析。 句意为:当我们骑自行车时,为了保证我 们的安全,戴头盔是有必要的。 根据句型“It's+adj. +to do sth.”可知,应该...
When riding a bicycle, we should wear a helmet. Why is it important to wear a helmet? A. It looks cool. B. It protects our head. C. It makes us ride faster. D. It is required by law. 相关知识点: 试题来源: 解析 B。骑自行车时戴头盔很重要是因为它可以保护我们的头部。选项 A 看...
Bicycle riding is about as safe as walking. But when you’re riding in traffic or down a mountain trail, it can be dangerous. Wearing a safe bicycle helmet correctly is the best way to protect your head in a crash. Helmets have changed over the years and there are helmets made for lot...
Bicycle helmet wearing is associated with closer overtaking by drivers: A response to Olivier and Walter, 2013.doi:10.1016/j.aap.2018.11.015Bicycle... Ian,Walker,Dorothy,... - 《Accident Analysis & Prevention》 被引量: 0发表: 2018年 Response to Rissel and Wen: 'the possible effect on fre...
E-bikes can be subject to a wider array of rules owing to their motorised nature, but the exact restrictions governing e-bike use vary widely based on location. In the Netherlands, the legal speed limit is 25 km/h and while wearing a helmet is not legally enforced for both regular and ...