A Class of Adjectives in Japanese

1, yesterday, yesterday.

L 1: It was a fine day yesterday.

("Yesterday" is the subject,

"Yes" is the predicate

And "sunny weather" is a connected "noun" and an object.

Its "past tense can definitely only be used for だ, or でした).

The second sentence:

If you want to use the past tense of adjectives to express the general meaning, you can only say this:

Japanese: Yesterday was a good day.

L 1: The weather was fine yesterday.

In this sentence, "weather" is the subject.

Therefore, you can use "beam" as the location.