YOU SAID:

it is really hard for them to drink a lot of water while eating

INTO JAPANESE

それは本当に難しいそれらを食べながらたくさんの水を飲む

BACK INTO ENGLISH

It is really hard to them to eat large quantities of water to drink

INTO JAPANESE

それは本当に大量の水を飲むを食べることは難しい

BACK INTO ENGLISH

It is really large amounts of water to drink it

INTO JAPANESE

それは本当に大量に飲む水の

BACK INTO ENGLISH

It is to drink large amounts of water

INTO JAPANESE

それは大量の水を飲むこと

BACK INTO ENGLISH

Drinking large amounts of water it is

INTO JAPANESE

それは、大量の水を飲む

BACK INTO ENGLISH

It is drinking lots of water

INTO JAPANESE

それは大量の水を飲んでいます。

BACK INTO ENGLISH

It is drinking lots of water.

INTO JAPANESE

それは、大量の水を飲んでいます。

BACK INTO ENGLISH

It is drinking lots of water.