1.
Sorry, can you speak a little louder ?
对不起，请大点声讲。
2.
Would you please speak a little louder ?
请大点声讲，好吗？
3.
Please speak louder,I cannot catch what you have said.
请大点声讲，我听不清楚你说些什么。
4.
Sorry, can you speak a little louder? It 's not clear .
对不起，请大点儿声讲。 听不清楚。
5.
Please speak up so that the people at the back of the room can hear you.
请大点声讲, 让屋子后面的人也能听见你的声音。
6.
"A little bit louder, please.
“请你稍微大点声。
7.
Please turn the radio up.
请把收音机开大声点。
8.
Please turn it up.
请把音量开大声点。
9.
Could you please speak a little louder?
请您说大点声好吗？
10.
Please speak a little louder. It's very noisy here.
请大声点儿，这儿很吵。
11.
I can't hear you. Rinse' your voice.
我听不见你的声音，请你大声一点。
12.
Speak loudly because his hearing is not good.
大点声讲话，他耳朵不太灵。
13.
Thank you for keeping your voice down
请小声讲话,谢谢合作。
14.
Please turn the TV up. It is too low.
请把电视机开大点,声音太小了。
15.
Please speak up; we can't hear you at the back.
请大点儿声说, 我们在后面听不见.
16.
Please speak up ; we can not hear you at the back .
请大点儿声说，我们在后面听不见。
17.
Please turn the radio down the noise is deafening.
请把收音机的声音开小一点--声音大得震耳欲聋.
18.
Would you speak more slowly?
请你讲慢一点好吗?