Choose the correct answer that complete these given words.
Laser / device / concentrate / light waves / intense beam.
A. Laser is a device which concentrates light waves into an intense light beam
B. The laser is a device which concentrates light waves and an intense light beam
C. Laser is a device concentrates light waves into an intense light beam
D. The laser is a device to concentrate light waves to an intense light beam
Giải bởi Vietjack
Đáp án A
Các đáp án còn lại sai ngữ pháp và ‘Laser’ chưa xác định nên không dùng ‘the’
Dịch: Laser là 1 thiết bị tập trung sóng ánh sáng thành 1 chùm sáng cường độ cao
Gói VIP thi online tại VietJack (chỉ 400k/1 năm học), luyện tập gần 1 triệu câu hỏi có đáp án chi tiết
Sometimes she does not agree ___ her husband about child rearing but they soon find the solutions
Points will be added to the Entrance Examination scores for those who hold an excellent high school__________
Before I___________for that job, I_________________my parents for advice.
The party __________we went to last night was not very enjoyable.
In Vietnam, application forms for the National Entrance Examinations must be __________before the deadline, often in April
Choose the sentence that is closest in the meaning to the root one.
I didn’t know you were coming, so I didn’t wait for you.
It wasn’t an awful experience. It was the worst thing _________has ever happened to me
I _________Tom with me if I had known you and he didn’t get along well with each other
If the lecturer last night __________Dr. Mason, I would have listened carefully.
Choose the sentence that is closest in the meaning to the root one.
I did not answer the door even though I knew it was my friend.
Choose the word with different pronunciation of the underlined part.
Choose the sentence that is closest in the meaning to the root one.
“ Do you watch television every evening, Jane?”, said Peter.
Choose the correct answer that complete these given words.
He / suffer / rare tropical disease / which / contracted / while / Africa
