1 . 据估计，到2050年，这个国家的人口将增加3000万，而且将近80%的人口会生活在城市。
________ by the 2050, this country’s population will have increased by 30 million and close to 80% will live in urban areas.

2 . Using both hands and arms, turn the baby ___________ (脸朝上), so she is now resting on your other arm. (根据汉语提示完成句子)

3 . There comes a time when the old must give way to the new, and it is not possible to preserve everything from our past as we move towards the future. (英译汉)

4 . ______ ______ ______ I’m concerned(就我而言), I do not agree with the last part of his expression.(根据汉语提示完成句子)

5 . It was reported that Einstein had passed away, and the whole world mourned the great loss of a brilliant scientist. (英译汉)

6 . 从科学角度看，迫切需要研究北极，以了解气候变化及其影响。
From a scientific point of view, ______ ______ ______ ______ ______ to study the Arctic in order to understand climate change and its effects.

7 . 他突然想到第二天早上要参加一个重要的会议。
________ ________ ________ ________ he had an important conference to attend the next morning.

8 . Nevertheless, it will take some years ___________ most new homes begin to use this new technology.(用适当的词填空)

9 . You can’t be ________ when you camp ________ a high altitude, where the air is thin.

A．too careful; at

B．enough careful; at

C．careful enough; on

D．too careful; on

10 . I _______ the charity show on TV when the telephone rang.

A．was watching

B．watched

C．am watching

D．watch