完成句子。

完成第二个句子,使之与第一句意义相同,每空只填一词。

1. Li Ming is said to have learned 5,000 words up to now.

    _____ is said that Li Ming _____ learned 5,000 words up to now.

2. He didn't lend me his computer until I promised to return it in time.

    _____when I promised to return his computer in time he lend it to me.

3. An idea came into his mind that he would ask his teacher for help.

   It _____ to him that he could _____ to his teacher for help.

4.The old stone bridge which dates from the Qing Dynasty is still being used today.

  The old stone bridge _____ to the Qing Dynasty is still in use today.

5. The doctor suggests that I should eat limited variety and amount of food to lose weight.

    The doctor _____ me to go on a _____.