用方框中所给单词的适当形式填空 month children three be twelve (1) June 1st is Day. (2) Tom and Gina five years old. (3) I am twelve years old and today is my birthday. (4) March is the month of a year. (5) My sister Jenny is only five old. 答案:【1】Children's
【1】are
【1】twelfth
【1】third
【1】months如图是以极点为中心的半球图,回答问题 若图中有两个时期,且阴影部分处于后一日期,则前一日期的范围可能:( ) A.大于1/4 B.大于3/4 C.正好1/2 D.大于1/2