Drying food by means of solar energy is ancient process applied wherever food and climate conditions make it possible.
Giải bởi Vietjack
Kiến thức: Mạo từ
Giải thích:
Ở đây “ancient process” được nhắc đến lần đầu tiên nên cần dùng mạo từ “an”.
ancient process => an ancient process
Tạm dịch: Sấy thực phẩm bằng năng lượng mặt trời là phương pháp cổ được áp dụng ở bất cứ nơi nào thức ăn và điều kiện khí hậu cho phép.
Đáp án: A
Platinum is a rare and value metal, white in color and easy to work.
She made some very complementary remarks about my English, saying that I spoke quite fluently and comprehensibly.
Taking a trip to the foreign country is a good way to practice a second language, but it is too expensive for many people.
The school officials are considering a comprehensive planning to alleviate the problem of overcrowding in the dormitories.
The techniques of science and magic are quite different, but their basic aims – to understand and control nature, they are very similar.
Mark the letter A, B,C or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions
New sources of energy have been looking for as the number of fossil fuels continues to decrease.
It is primary education that establishes foundations in science, geography, history, or other social sciences for young students.
However type of raw materials is used in making paper, the process is essentially the same.
A lot of athletic and non-athletic extracurricular activities are available in Vietnamese high-schools, either public and private.
Japanese initially used jeweled objects to decorate swords and ceremonial items.
Historically, it was the 3rd Asian Games in Japan that tennis, volleyball, table tennis and hockey were added.
We always have believed that honesty is the best policy in personal as well as professional matters.
The progress made in space travel for the early 1960s is remarkable.
Alike light waves, microwaves may be reflected and concentrated elements.
