Thứ sáu, 15/11/2024
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Câu hỏi:

11/07/2024 53

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.

(A) Before the invention of (B) the printing press, books (C) have been all printed (D) by hand.


A. Before



B. the printing



C. have been


Đáp án chính xác


D. by hand


Trả lời:

verified Giải bởi Vietjack

Chọn đáp án C (have been _ had been)

- Thì quá khứ hoàn thành dùng đế diễn tả hành động đã xảy ra và hoàn tất trước một thời điếm, hoặc trước một hành động khác cũng đã kết thúc trong quá khứ.

"Trước khi phát minh ra máy in, sách được in toàn bộ bằng tay."

Câu trả lời này có hữu ích không?

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CÂU HỎI HOT CÙNG CHỦ ĐỀ

Câu 1:

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 from 31 to 35.

The term "virus" is derived from the Latin word for poison or slime. It was originally applied to the noxious stench emanating from swamps that was thought to cause a variety of diseases in the centuries before microbes were discovered and specifically linked to illness. But it was not until almost the end of the nineteenth century that a true virus was provento be the cause of a disease.

The natureof viruses made them impossible to detect for many years even after bacteria had been discovered and studied. Not only are viruses too small to be seen with a light microscope, they also cannot be detected through their biological activity, except as it occurs in conjunction with other organisms. In fact, viruses show no traces of biological activity by themselves. Unlike bacteria, they are not living agents in the strictest sense. Viruses are very simple pieces of organic material composed only of nucleic acid, either DNA or RNA, enclosed in a coat of protein made up of simple structural units. (Some viruses also contain carbohydrates and lipids.) They are parasites, requiring human, animal, or plant cells to live. The virus replicates by attaching to a cell and injecting its nucleic acid.’ once inside the cell, the DNA or RNA that contains the virus' genetic information takes over the cell's biological machinery, and the cell begins to manufacture viral proteins rather than its own.

Câu 31: Before microbes were discovered it was believed that some diseases were caused by____________.

Xem đáp án » 25/06/2022 283

Câu 2:

Students can_____________a lot of information just by attending class and taking good notes of the lectures.

Xem đáp án » 25/06/2022 98

Câu 3:

_____________summer I spent in_____________USA was one of_____________best in my life.

Xem đáp án » 25/06/2022 94

Câu 4:

Her talent and experience_____________her to the respect of her colleagues.

Xem đáp án » 25/06/2022 90

Câu 5:

Let's go swimming, _____________?

Xem đáp án » 25/06/2022 89

Câu 6:

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions.

It was so hot on the bus Lucy thought she was going to faint.

Xem đáp án » 25/06/2022 86

Câu 7:

Minh: "Can I bring a friend to your birthday party?" - Hoa:" ____________."

Xem đáp án » 25/06/2022 84

Câu 8:

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

If the business was bad, we would have to_____________some of our staff.

Xem đáp án » 25/06/2022 80

Câu 9:

The dovernment have tried to_____________the price of petro, but they failed.

Xem đáp án » 25/06/2022 79

Câu 10:

The boss completely deceived him.

Xem đáp án » 25/06/2022 77

Câu 11:

_____________flowers are usually made of plastic or silk.

Xem đáp án » 25/06/2022 75

Câu 12:

_____________the company, I'd like to thank you for your help.

Xem đáp án » 25/06/2022 75

Câu 13:

Because the jury had reached a deadlock, the judge called for a retrial.

Xem đáp án » 25/06/2022 72

Câu 14:

Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.

Sarah's predominant features, what you first noticed about her, were her stunning black hair and big, dark eyes.

Xem đáp án » 25/06/2022 71

Câu 15:

The film was so_____________that many viewers cried.

Xem đáp án » 25/06/2022 70