391 I ''m going to dial the number.

wǒyàobō zhèɡe hàomǎ
391.我要拨这个号码。

392 The telephone is ringing.

diànhuàlínɡ xiǎnɡle
392.电话铃响了。

393 No one is answering the phone.

méiyǒurén jiēdiànhuà
393.没有人接电话。

394 My friend phoned me at 10 a.m. Yesterday.

wǒde pénɡyǒu zuótiān shànɡwǔ shídiǎn dǎdiànhuà ɡěiwǒ
394.我的朋友昨天上午10点打电话给我。

395 The phone is busy.

diànhuà zhànxiàn
395.电话占线。

396 Sorry to have kept you waiting.

bàoqiàn shǐnǐ jiǔděnɡ le
396.抱歉使你久等了。

397 Who do you want to speak to ?

nǐyào ɡēnshéi jiǎnɡhuà
397.你要跟谁讲话？

398 What number are you calling?

nǐdǎ shénme hàomǎ
398.你打什么号码？

399 Operator, you gave me a wrong number.

zǒnɡjì nǐɡěiwǒ jiēcuò hàomǎ le
399.总机，你给我接错号码了。

400 Where are you calling from?

nǐcónɡnǎ dǎláide
400.你从哪打来的？