题目

一块正方形花圃，周长是600m，这块花圃占地多少公顷? 答案：【答案】2.25公顷【解析】先根据正方形边长=周长÷4求出边长，再根据正方形面积=边长×边长求出面积，最后根据1公顷=10000平方米，把单位换算成公顷。600÷4=150（米）150×150=22500（平方米）22500平方米=2.25公顷答：这块花圃占地2.25公顷。Father’s Day is the third Sunday in June. It is a day to thank fathers. On that day, fathers usually receive greeting gifts and cards. On the cards, children will write, “Thanks, father.” “Best wishes for Father’s Day” and so on. Father’s Day is also a day families get together at home as well as in the restaurants. Where does the idea for the holiday come from? We should thank an American. In 1909 she wrote letters to some important persons. In her letter she advised to make Father’s Day on the third Sunday in June. In June in 1910, people celebrated（庆祝） the first Father’s Day in Washington. People whose parents are dead often decorated(装饰) their graves(坟墓) with flowers on these days. These are days of family fun and creating good feelings and memories（记忆，回忆）.小题1:When is Father’s Day?                     A. The second Sunday in May.   B. The third Sunday in June.C. The third Saturday in June.    小题2:On Father’s Day           usually receive gifts and cards.A. fathers   B. mothers    C. father小题3:Where does the idea for the holiday come from?             A. China.   B. England.    C. America.   小题4:When did the people celebrate the first Father’s Day?           A. In June in 1900.            B. In July in 1910.       C. In June in 1910.小题5:Which sentence is not TRUE?               A. On the cards, children will write “Thanks father.”B. Father’s Day is also a day students get together at school.C. In 1909 an American wrote letters to some important persons.