请帮我填下面的句子：1.I have something p______to tell you.Please don't tell anyone else.
2.My son is a______ to speak English and he speaks it quite well.
3.Miss Chen often stands a_______her students.
4.I was so tired that I could h_______stand.
5.—May I help you,sir?—No,thanks.I can do it m______.
6.You can see the trees on the r______everywhere in the mountains.
7.People in Guangdong A________work hard every day.