1. 你们最好是让她一个人呆会儿。

[ nǐ mén zuì hǎo shì ràng tā yī gè rén dāi huì ér 。 ]

You'd better let her alone.

2. 你最好三思而后行。

[ nǐ zuì hǎo sān sī ér hòu xíng 。 ]

You'd better look before you leap.

3. 这是我所看过的最好的电影。

[ zhè shì wǒ suǒ kàn guò de zuì hǎo de diàn yǐng 。 ]

It is the best film that I have ever seen.

4. 我不仅认识她，还是她最好的朋友。

[ wǒ bù jǐn rèn shí tā ， hái shì tā zuì hǎo de péng yǒu 。 ]

Not only did I know her, but I was her best friend.

5. 你最好多喝水多休息。

[ nǐ zuì hǎo duō hē shuǐ duō xiū xī 。 ]

There's nothing better for you than plenty of water and sleep.