What's the noun of 'long'?
length
Judging _____ his body language, he must be exhausted.
by
What's the noun of 'deep'?
depth
Which word is related to your body and movement - phyiscal or mental?
physical
Which word is related to your mind and head - physical or mental?
mental
His work is very taxing _____ his body.
on
It's difficult to __________ balance when first learning how to ride a bike.
maintain
This resort might be more favoured ______ the elderly.
to
His job is more taxing on his body because it's more __________. (mental/physical)
physical
He _______ a difficult task at work today.
faced