Câu hỏi:

30/05/2022 6,328

By the time my brother went to bed last night, he _____________ his homework

Đáp án chính xác

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Trả lời:

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Giải bởi Vietjack

Chọn đáp án C

Kiến thức về sự phối thì

=> Ta có cấu trúc với by the time:

- Ở hiện tại:

By the time + S1 + V1 (hiện tại đơn), S2 + V2 (tương lai đơn/ tương lai hoàn thành)

- Ở quá khứ:

By the time S1 + V1 (quá khứ đơn), S2 + V2 (quá khứ hoàn thành)

Xét các đáp án:

A. has already finished ->hiện tại hoàn thành ->không đúng cấu trúc

B. will have already finished ->tương lai hoàn thành ->không đúng cấu trúc

C. had already finished ->quá khứ hoàn thành ->đúng

D. were already finishing ->quá khứ tiếp diễn ->không đúng cấu trúc

Tạm dịch: Vào lúc em trai tôi đi ngủ tối hôm qua, em ấy đã hoàn thành xong bài tập về nhà của mình.

CÂU HỎI HOT CÙNG CHỦ ĐỀ

Câu 1:

Violent crime has been reduced since the laws came into___________.

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Câu 2:

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.

Not only the students but also the teacher feel that the school should offer computer classes.

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Câu 3:

Look out! The frightening horse may injure you, so you’d better not play near it.

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Câu 4:

My friend decided to change his life by moving abroadand set up his new company.

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Câu 5:

I would like to take this opportunity to ______________ my gratitude for your ongoing support.

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Câu 6:

Read the following passage and mark the letter A, B, C, or D to indicate the correct answer to each of the questions from 39 to 45.

While the debate regarding how much screen time is appropriate for children rages on among educators, psychologists, and parents, it’s another emerging technology in the form of artificial intelligence and machine learning that is beginning to alter education tools and institutions and changing what the future might look like in education. It is expected that artificial intelligence in U.S. education will grow by 47.5% from 2017-2021 according to the Artificial Intelligence Market in the US Education Sector report. Even though most experts believe the critical presence of teachers is irreplaceable, there will be many changes to a teacher’s job and to educational best practices.

AI has already been applied to education primarily in some tools that help develop skills and testing systems. As AI educational solutions continue to mature, the hope is that AI can help fill needs gaps in learning and teaching and allow schools and teachers to do more than ever before. AI can drive efficiency, personalization and streamline admin tasks to allow teachers the time and freedom to provide understanding and adaptability—uniquely human capabilities where machines would struggle. By leveraging the best attributes of machines and teachers, the vision for AI in education is one where they work together for the best outcome for students. Since the students of today will need to work in a future where AI is the reality, it’s important that our educational institutions expose students to and use the technology.

Artificial intelligence tools can help make global classrooms available to all including those who speak different languages or who might have visual or hearing impairments. Presentation Translator is a free plug-in for PowerPoint that creates subtitles in real time for what the teacher is saying. This also opens up possibilities for students who might not be able to attend school due to illness or who require learning at a different level or on a particular subject that isn’t available in their own school. AI can help break down silos between schools and between traditional grade levels.

(Adapted from https://www.forbes.com/)

Which of the following best describes the main topic of the passage?

Xem đáp án » 30/05/2022 6,884

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