By the time human beings become fully aware of the importance of the ozone layer, it ______ seriously damaged. A. will be B. will have been C. is D. has been

Question

By the time human beings become fully aware of the importance of the ozone layer, it ______ seriously damaged.  A. will be   B. will have been  C. is  D. has been

VietJack · Accepted Answer

Đáp án B Dấu hiệu nhận biết thì hoàn thành “By the time…”

By the time human beings become fully aware of the importance of the ozone layer, it ______ seriously damaged.

One of the most important (31) ________ of a standardized test is time.

Don’t worry. He’ll do the job as_________as possible.

In this age of (31) _______ telephone networks and electronic mail, it seems that fewer and fewer people are taking time to sit down and write letters to friends and relatives.

This is a picture of a _______ bus.

That is why everyone (32)________ a ‘friendly ear’ – somebody who eager to listen to their dilemmas and joys.

Paul has just sold his _______ car and intends to buy a new one.

The (1) _______ the magnet, the more intense is the field.

By the time human beings become fully aware of the importance of the ozone layer, it ______ seriously damaged.

One of the most important (31) ________ of a standardized test is time.

Don’t worry. He’ll do the job as_________as possible.

In this age of (31) _______ telephone networks and electronic mail, it seems that fewer and fewer people are taking time to sit down and write letters to friends and relatives.

This is a picture of a _______ bus.

That is why everyone (32)________ a ‘friendly ear’ – somebody who eager to listen to their dilemmas and joys.

Paul has just sold his _______ car and intends to buy a new one.

The (1) _______ the magnet, the more intense is the field.

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