Giúp em với ạ em cần gấp :(( Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each

Giúp em với ạ em cần gấp :((
Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the questions.
Every day on radio, on TV, and in the newspaper, we hear, see or read about many problems in the world, for example, pollution problems.
Air pollution is the first kind. It mostly comes from fumes released from motorbikes, cars, airplanes, trains and poisonous gases emitted from factories. Also, waste is dumped anywhere, even in the city where many people are living. The second pollution problem is sea pollution. Many people earn their living from fishing in the sea, and the fish they catch feed many people. But the sea has become so polluted from oil spills and factory wastes that the fish are dying. This is not only killing the fish, but is also affecting those people who eat fish.
Seldom do you find a place nowadays that is not polluted. This problem is growing more difficult every day. We must find a good solution that makes the world a better place to live.
Question 21. We hear, see and read about problems in the world _________
A. once a week​B. every day​​C. every week​D. every year
Question 22. What causes the air pollution?
A. fumes from vehicles.​B. poisonous gases from factories.
C. waste from everywhere​ D. All are correct
Question 23. The sea has become polluted because of _________
A. oil spills​B. factories wastes
C. smoke from factories​D. A and B are correct
Question 24. In order to make the world a better place to live, we _________
A. should not prevent pollution​B. must find a good solution.
C. should kill the fish.​D. None is correct.
Question 25. The word “This” in the passage refers to _________
A. pollution ​B. oil ​C. factory​D. sea
Read the following passage and mark the letter A, B, Cor D to indicate the correct word or phrase that best fits each of the numbered blanks from 26 to 30.
Coronavirus germs live in people’s throats and mouths. When someone who has the coronavirus coughs or sneezes or breathes out, the germs come (26) ________ their mouth in tiny drops of water.
Though you can’t see the germs, you can sometimes see these tiny drops. In cold weather, they make a cloud of steam! So if someone else (27) ________ breathes in the air with the coronavirus germs in it, they would probably get the illness.
It’s easy to get the coronavirus germs from inside your body on your hands (28) ________ you touch your nose or your mouth. If the person with the coronavirus germs on their hands uses a door, the invisible germs can live on the handle for hours. When someone else opens the door, they (29) ________ the germs on their hands too. And if they touch their nose or mouth, the germs can get into their body.
So you (30) ________ also catch the coronavirus by touching things that someone with the virus has already touched.
Question 26.A. into​ B. out of​ C. to​ D. because of
Question 27.A. accidentally B. generally C. decisively​D. usually
Question 28.A. what​ B. when​ C. which​ D. unless
Question 29.A. make​ B. bring​ C. get​ D. search
Question 30.A. should B. need​ C. must​ D. can