What's the problem of the cars that run on gas?A. They are too big.B. They are fast.C. They are too small.D. They make the air not fresh. 相关知识点: 试题来源: 解析 D 汽油车的主要问题是它们会排放尾气,污染空气,导致空气不新鲜。因此,正确答案是 D。
Yougaingreaterconfidenceinyourself.Also,youbecomemoreoptimisticandcalmerinthemindthanbefore.Thereareseveralreasonsforthesechanges:yourself-imageimprovesasyoustartlivingintidybeautifulrooms,andyougaindecision-makingskillsasyoucontinuetochoosebetweenwhichthingstothroworgiveawayandwhichtokeep.ThewayweletgoofthingsintheKo...
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Cars that use much less oil are very popular. Many companies are also developing fully electric cars. They produce no air pollution at all. Both kinds of cars have another advantage: They are cheaper to run and people don’t need to worry about oil prices. The airline companies face an...
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It can drive 20–55 miles on electricity before switching to gas. Fuel Cell Electric Vehicle (FCEV): It uses hydrogen fuel cells to produce electricity. It has a 300–400 mile range and fast 5-minute refuel times. Compared to gas-powered cars, EVs are more efficient. They have lower ...
It can drive 20–55 miles on electricity before switching to gas. Fuel Cell Electric Vehicle (FCEV): It uses hydrogen fuel cells to produce electricity. It has a 300–400 mile range and fast 5-minute refuel times. Compared to gas-powered cars, EVs are more efficient. They have lower ...
It is much more difficult to accidentally run out of energy in an EV than in a fossil-fuel vehicle. Both have gauges that tell drivers how much gas or electricity remains. But if they ignore the gauges, there are differences between them. Gas cars let the driver know they're running low...
The 2026 model year represents a new generation for the entry-level Mercedes CLA-class, complete with revitalized styling and a new hybrid powertrain.
Self-driving cars are vehicles that use sensors and artificial intelligence to transport people on roads autonomously without human input. Here’s how they work.