A. clean
Giải bởi Vietjack
Hướng dẫn giải
Đáp án đúng là: C
- clean (adj): sạch
- clear (adj): trong, quang (trời)
- dirty (adj): bẩn
- pollution (n): ô nhiễm
=> chỗ trống ở đây cần một tính từ (vì đứng trước và bổ ngữ cho danh từ sau nó)
Dịch: Nếu họ hít thở không khí bẩn thì họ sẽ gặp những vấn đề về hô hấp.
People need to breathe. If they don't breathe, they (1)............ die. But how to clean is the air people breathe? If they breath (2)............ air, they will have breathe problems and become (3)........ Plants and animals need (4)............... air, too. A lot of things in our lives create harmful gases and (5)............. the air dirty like cars, motorbikes and factories. Dirty air is called polluted air.
Write about 60 - 80 words about your dream house in the future:
('Type of house, location, number of rooms, appliances in the house.)
Our school will have a small garden. There (be)................. many flowers in it.
I bought................................................ different gifts for my friends.
You see a used can in the road. What will you do?
.................................................................................
David lives in the countryside in Canada. He usually gets up early and does morning exercise with his bike.
After breakfast, he takes a bus to school. He has lessons from 9.00 am to 1.00 pm. He often has lunch in the school canteen and then he has a short rest.
In the afternoon, he has lessons in the library or PE in the gym.
A lot of things in our lives create harmful gases and (5)............. the air dirty like cars, motorbikes and factories. Dirty air is called polluted air.
Find the word which has a different sound in the underlined part.
