根据句意及首字母提示完成单词

（1）—How many s are there in America? —There are fifty.

（2）Plenty of t was taken abroad in Qing Dynasty because of the war.

（3）What's the t of the World Environment Day in 2012?

（4）Some s news is on the newspaper every day.

（5）There is no student from the s province in my school.