1. 大脑需要连续不断地供血。

[ dà nǎo xū yào lián xù bù duàn dì gòng xiě 。 ]

The brain needs a continuous supply of blood.

2. 由于有那么多人要供养，他不知道怎么办才好。

[ yóu yú yǒu nà me duō rén yào gòng yǎng ， tā bù zhī dào zěn me bàn cái hǎo 。 ]

With all these mouths to feed, he didn't know what to do.