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¡¾1¡¿¸ù¾ÝÌáʾÍê³É¾ä×Ó£¨Ã¿¿ÕÒ»´Ê£©To some degree, getting online is ____(help) to our study.

¡¾2¡¿¸ù¾ÝÌáʾÍê³É¾ä×Ó£¨Ã¿¿ÕÒ»´Ê£©Most ____(Africa) people are black people.

¡¾3¡¿¸ù¾ÝÌáʾÍê³É¾ä×Ó£¨Ã¿¿ÕÒ»´Ê£©He f____(ʧ°Ü) many times, but he doesn¡¯t lose heart.

¡¾4¡¿¸ù¾ÝÌáʾÍê³É¾ä×Ó£¨Ã¿¿ÕÒ»´Ê£©She is never ____(ȱϯ£»²»ÔÚ) from class without good excuses.

¡¾5¡¿¸ù¾ÝÌáʾÍê³É¾ä×Ó£¨Ã¿¿ÕÒ»´Ê£©Although he has a serious face, he is very ____(ÓÄĬµÄ) at heart.

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¡¾7¡¿¸ù¾ÝÌáʾÍê³É¾ä×Ó£¨Ã¿¿ÕÒ»´Ê£©After she made the ____(½éÉÜ), everyone shook hands with her.

¡¾8¡¿¸ù¾ÝÌáʾÍê³É¾ä×Ó£¨Ã¿¿ÕÒ»´Ê£©People are usually required to give a general self-introduction in a job ____(ÃæÊÔ).

¡¾9¡¿¸ù¾ÝÌáʾÍê³É¾ä×Ó£¨Ã¿¿ÕÒ»´Ê£©She ____(¸ÒÓÚ) not to tell her parents about her cheating in the math exam now.

¡¾10¡¿¸ù¾ÝÌáʾÍê³É¾ä×Ó£¨Ã¿¿ÕÒ»´Ê£©The general has a great ____(Ó°Ïì) on his son.

¡¾11¡¿¸ù¾ÝÌáʾÍê³É¾ä×Ó£¨Ã¿¿ÕÒ»´Ê£©Some parents send their children to ____(˽Á¢µÄ) schools rather than public schools.

¡¾12¡¿¸ù¾ÝÌáʾÍê³É¾ä×Ó£¨Ã¿¿ÕÒ»´Ê£©My mother made a birthday cake for me ____ ____(Ç×Éí£»Ç××Ô).

¡¾13¡¿¸ù¾ÝÌáʾÍê³É¾ä×Ó£¨Ã¿¿ÕÒ»´Ê£©ÄãÖªµÀÔõô´¦ÀíÕâ¸öÎÊÌâÂð£¿Do you know how to ____ ____ this problem?

¡¾14¡¿¸ù¾ÝÌáʾÍê³É¾ä×Ó£¨Ã¿¿ÕÒ»´Ê£©Èç¹ûÄã²»ÖªµÀÊÂʵ£¬Çë±£³Ö³ÁĬ¡£If you don¡¯t know the truth, please keep ____.

¡¾15¡¿¸ù¾ÝÌáʾÍê³É¾ä×Ó£¨Ã¿¿ÕÒ»´Ê£©ÕâÊÇÎÒµÚÒ»´ÎÔÚ¹«¹²³¡ºÏÑݽ²¡£It is the first time that I give a speech ____ ____.

¡¾ÌâÄ¿¡¿How would we travel ____1____ maps? It would be a bit adventurous (ðÏÕµÄ) to set off from Oxford University to go to London Bridge if there wasn't a ____2____ of the London Underground at each station.In fact, a lot of the early mapmakers were adventurers and explorers, especially in the 15th and 16th centuries.

So what did people do before there were maps? Well, ____3____ was quite easy to use natural signs like mountains and rivers and followed coastlines.And it was ____4____ more logical (ºÏÀíµÄ) to use time, not distance, to measure (¼ÆÁ¿) journeys: the next village is ____5____ threehour ride, for example.

In fact, in the earliest maps, people didn't draw landmarks.They drew the stars.It was very easy to see the night sky ____6____ use it for navigation (º½ÐÐ)£®The sky was a lot clearer before the light pollution from cities ____7____we have today.When towns and cities were built, people drew road maps which gave correct distances and directions.

The London Underground was opened in 1863 and it also used a road map style.But a man ____8____ Henry Beck realized that traveling by train wasn't the same as driving your car across London.Passengers only needed to know which stations to change at.His new design (Éè¼Æ) for the Underground map wasn't very ____9____ with the train companies at first.But the passengers loved it and in 1933, 700,000 copies were printed.

These days, of course, you can ride a bike, drive a car or _____10_____ through a forest and know where you are exactly, using a GPS.It's really difficult to get lost!

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