Helium is a colorless, tasteless, and odorless gas. Most of the helium comes from naturalgasdeposits. Despite being the commonest element in the universe, helium is quite rare on the earth. Helium is generated deep underground through the natural radioactive decay of elements such as uranium an...
- What do you know about chemical reactions?你知道关于化学反应的知识吗？- Where did you get that beautiful vase?你从哪里得到那个漂亮的花瓶的？5. 难度不同：一般来说，what比where更容易回答，因为what比where更具体。例句：- What's your name?你叫什么名字？- Where is the nearest gas...
Where do cars get their energy from? For most cars the answer 1___ gas. Gas cars work very well, but there is 2___ problem. Cars that run on gas make the air dirty. The dirty air is not good 3___ people, animals or trees. Gas cars make the air dirty for all living things....
whatever we were stud whatever works review whatever you do i kno whatever you say whatrightshasachild whats going on with t whats her problem whats wrong with our whats your asl whats your favorite i whatsoever ye would t whattheworldneedsnowi whatyoucanexpectfromt whats wrong with me what...
D Where do cars get their energy from? For most cars, the answer is gasoline(petrol). But some cars use electricity. These cars have special motors that get power from batteries. In addition, there are some cars that have both an electric motor and a gasoline motor. These types of cars...
Gas cars make the air dirty for all living things. 4 can we do to protectour air? We can drive electric cars!Electric cars are different from gas cars. Instead of 5__ gas, they use electricity. So these cars do not make the air dirty. T hesecars have batteries and they power 6...
First of all, we must ensure that we have a healthy diet, which will help our body get enough nutrition. In addition, we should develop excellent living habits,such as drinking more water and doing more exercise. especially during this sp...
M: Well, I’ve to get to stop and put gas in the car first. W: That won’t take long. M: Well, it won’t if there is no line there. W: But I’m not quite ready. M: I’ll give you five more minutes. Then I’m going on without you. W: You wouldn’t do that to ...
Gas prices: Where do they get that info?Wes Hughes
Do you know where the burp(打嗝) comesfrom?A burp is nothing but gas(气体). When you eator drink, you don't just swallow food or water. Youalso swallow some gases.When you swallow these gases, they need to getout. That's where burping comes in! Somecarbonated beverages(碳酸饮料) ma...