我的左手手腕上戴着一块手表。

I wear a watch on my ___left wrist.

这把剪刀是专门为左撇子设计的左手剪刀。

This pair of scissors has a special ___left-hand design for left-handed people.

请把钥匙放在左手边的抽屉里。

Please put the keys in the ___left-hand drawer.