根据句意及首字母或汉语提示完成单词。
In the park,I heard some girls have a _______________(谈话) with each other in English.
There are a lot of flowers in the g_____________. The boy waters them every morning.
It’s important to know how to make___________________(请求) politely.
Helen always studies hard and gets good s_____________ on her exams.
I won’t believe it until I see it in p_____________.