Meaning of ときには in Japanese

Definition of ときには

ときには(tokiniha) 【時には】

(exp, adv) at times; occasionally
ときには試合は一日中続きました。
Sometimes the game lasted all day.

The old man was fast asleep when the bear came.

The store was already closed when I got there.

この本ほんを読むよむときには辞書を引くじしょをひく必要ひつようはない。

You don't have to use a dictionary when you read this book.

この本ほんを読むよむときには辞書じしょはいらない。

You don't have to use a dictionary when you read this book.

このあたりを歩くあるくときには、落石らくせきに注意ちゅういしするなければいけない。

When you walk around here, you have to look out for falling rocks.

The debate has been interesting, confusing, and sometimes horrifying.

He will take over the business when his father retires.

You must be more careful in driving a car.

When you don't know what to do, ask the host.

あなたが７時じに来るくるときには私わたしは勉強べんきょうをしているするだろう。

I will be studying when you come at seven.