请用pronounce、spoken、slowly、mistake、make mistake、comma、challenge、solution造句（每个造两句）

1.if you meet with a new word , you can look it up in the dictionary and find out how to pronounce it in a right way.
2. some of the words are pronounced in defferent ways between American English and British English.
3. have you ever spoken to your mother heart to heart?
4. what you have spoken to me made me so surprised.
5. humans walk more and more slowly as they get older.
6. would you pleae speak more slowly? i can't catch what you siad.
7. the more careful you are, the fewer mistakes you will make.
8. be more careful, or you will make more mistakes next time.
9. we should enjoy facing each challenge in our lives.
10. they fell in love with the same girl, so they challeged each other to fight.
11. if you have the solution to the problem, raise your hand and show us.
12. we are supposed to use comma in the right way.
希望能帮到你哦, ^_^

1.pronounce:Can you pronounce the word?你能读出这个词吗?Try to pronounce it.试着读一读.2.spoken:I think your spoken English is very nice.我认为你的英语口语很好.Her spoken French is excellent.她说得一...