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Cho mình hỏi cái này nên điền "realised" hay "did i realise"
Only yesterday I (realise).........did I realise........ what was going on.
Must thì đúng là nên nhưng khi chuyển sang câu gián tiếp thì từ must chuyển thành had to.
Những từ Have to, has to, must, need khi chuyển sang câu bị động sẽ là had to trong trường hợp V trần thuật là quá khứ đơn
mình nghĩ là Among the best singers in our country is My Tam.
My Tam is one of the best singers in our country. Among ___many other singers____
1/ What does the earth face?
According to young Intellectuals, the surface of the Sun has just appeared some coronal holes, creating local storms from the Earth. The "new hole that appears on the Sun" sounds very scary, but actually this phenomenon is completely normal, especially when the Sun is entering the Urgent stage - Solar minimum. This is also a normal phase of the Sun during its life cycle, so don't worry too much.
2/ Why is this problem worrying?
Last week, three new small holes opened, the solar wind with high speed escaped to Earth. This may be called Solar Storm, but un the usual sea storm, it does not contain many dangers. This storm reaches the smallest possible warning level, Level of Solar Storm G1. That means that the entire population of Earth will not noe a significant change.
But the power grid may be slightly affected, including power outages, lightly impacted satellite communications, GPS or Internet / satellite services, which will have a slight problem.
3/ How essential is water ?
Water plays a very important role in the body, including:
Maintain the body's average temperature, water in radiators of cars and aircraft.
Transporting nutrients and oxygen to all cells.
Helps transform food into energy, necessary for body functions.
Helps the body absorb nutrients.
Eliminate body waste through the urinary system, skin, intestines, breath.
Envelops the vital organs in the body, avoiding injury caused by rubbing and bumping.
Protect joints, avoid inflammation and pain because water is a lubricant that makes joints move smoothly.
II
6 Is she were on board now, she could experience these marverlous things
7 If you read newspaper, you can know what's happening in the world
8 If you practise English more often, your English will be better
9 If he buys recycled products, he ca do a part to save the environment
10 If you often talked to them, they could understand you
unpollute
deforestation
environmental
pollution
conservationists
prevention
extremely
environmentalist
protection
seriously
poisonous