1. Roosevelt was about to say something when in the flick of an eye great drops of sweat began beading off his face and he put a shaky hand to his forehead.
    罗斯福正准备说话，但转眼间脸上忽然涌出大滴大滴的汗珠，他举起颤抖的手去摸自己的额头。

2. Recently, I have, in fact, become a grandmother.
    我最近的确当外婆了。

3. Only when a great deal more information has been obtained, will it be possible to plan a manned trip to Mars.
    只有取得多的多的资料以后,才有可能计划载人的火星之行.

4. Once we get down to the oil, it usually flows to the surface because great pressure, either from gas or water, is pushing it.
    一旦到达油层，石油就会由于地下巨大的压力流到地面上来，这种巨大的压力来自地下天然气或水。

5. Others wanted to see the Great Wall.
    又有人想去长城。

6. Our racial and cultural differences enhanced our relationship and taught us a great deal about tolerance, compromise, and being open with each other.
    我们之间的种族及文化差异不但增强了我们的关系，还教会了我们彼此间要宽容、谅解和开诚布公。

7. They aroused great interest at the time, they had important theoretical consequences, and they provided a striking demonstration of the potentialities hidden in instruments and apparatus.
    这些观察当时引起人们极大的兴趣，具有重要的理论意义，并充分显示出了仪表和仪器的潜在力量。

8. In 1929 a great celebration was held on his fiftieth birthday in Berlin.
    1929年, 在他五十寿辰的时候, 人们在柏林举行大的庆祝会.

9. In 1929 a great celebration was held on his fiftieth birthday in Berlin.
    1929年, 在他五十寿辰的时候, 人们在柏林举行大的庆祝会.

10. It has great gateways which connect the main roads of north China.
    长城有许多关口, 这些关口与华北的主要道路相连.