题目

如图，在矩形ABCD中，∠ADC的平分线与AB交于E，点F在DE的延长线上，∠BFE=90°，连接AF、CF，CF与AB交于G，有以下结论： ①AE=BC ②AF=CF ③BF2=FG•FC ④EG•AE=BG•AB 其中正确的个数是（ ） A．1                           B．2                           C．3                           D．4Most American families like to have a vacation in summer. Summer is a good season for vacation. It is often hot in July and August.Children do not go to school in those two months. Some people like to stay at home, read books, or watch TV. Many families take their lunch to eat at a place with many trees or a nice lake. Some people have enough time and money to travel to other countries like France, Japan and Australia. They usually fly to these countries. Many families travel by car or train to see interesting places in their own countries. Their favorite cities are New York, Chicago, Miami, San Francisco and Los Angeles.Not everyone likes to go to busy cities. Some families travel to mountains or beautiful valleys.1._____ is a good season for vacation.A. Spring B. Summer C.Autumn D.Winter2.Some people like to stay at home during their vacation. They don’t _____.A.read books B.visit their friendsC.watch TV D.go to work3.Many families like to have their lunch _____ during their vacation.A.in the office B.near a cinemaC.near a big factory D.near a nice lake4.If you have _____, you can travel to other countries.A.money and friends B.friends and timeC.money and time D.food5.Which of the following is “芝加哥”?A. Chicago. B. New York. C. Miami. D. Los Angeles.