A closer look at 是非(ぜひ), which means "good and/or bad" or "by all means."
Introduce the word 一杯 (いっぱい, one cup) and its related expressions.
The adverb そろそろ can be used to indicate that an action is done not only slowly but also carefully, or that it is almost the time for something.
Introducing some uses of the phrase Xしかない/しかありません (There is nothing but X).
Introducing some uses of the word なかなか (quite)
Introducing some uses of the word べき (should).
Introducing some uses of the noun 世話 (せわ, care) and related expressions.
Introducing 面倒(めんどう)な, 厄介(やっかい)な and some related expressions
Introducing とともに and にともなって, which express two related changes of action or state.
Introducing two words — それじゃ and さて — that are used at the beginning of sentences.