t in mind not to disturb the president at twoo’clock this afternoon, when he ____ a global joint meeting

(2013·浙江温州二模)Scientists have found evidence ________ global warming caused the world’s first horses to become smaller nearly 50 million years ago.

According to Lee, it was Ben’s carelessness that _______ the accident. But Ben _______ his wrong doing.

Knowledge from real life isn’t easier toforget than ___ achieved from textbooks．

You ________ unhappy today, Jane.—- Yes. My father ________ me to go to the zoo, buthe ate his words.