the first time/at the first time/ for the first time

the first time/at the first time/ for the first time

The first time is a noun, which can only be used as a noun in a sentence
At the first time is a prepositional phrase
For the first time, it's an adverb phrase, adverbial in a sentence
example:
I felt nervous the first time I gave a speech to many students.
I felt very nervous when I gave a speech to my students for the first time
He won the match at the first time.
He won the first match
I felt repentance and sorrow for the first time .
For the first time, I felt regret and sorrow

He visited Shangha_______ he went to China. A.at the first time B.the first time C. the first time w He visited Shangha_______ he went to China. A.at the first time B.the first time C. the first time when D. at the first time when I know that the first time can be used as a conjunction, but it can also be used as an adverbial of time? The first time Venus played in a big event was in 1996. The first time Venus played in a big event was in 1996?

B
He visited Shanghai the first time he came to China
the first time
When... For the first time
For example:
1）I knew we would be good friends the first time I met her．
The first time I saw her, I knew we would be good friends
2）This is the first time I have been to the Great Wall．
This is my first visit to the Great Wall
3）I remember that the last time we met I did most of the talking,so perhaps I should let you do the talking this time.
I remember the last time we met I was always talking. This time I'm going to let you talk
I must know the matter at the first time. Therefore, D is excluded
In the sentence "the first time Venus played in a big event was in 1996." the first time refers to the first time, which is at the beginning of the sentence. It is not a conjunction but a noun indicating time. The relative pronoun when can be omitted

The first time that I went to Beijing I found it beautiful

I found Beijing is beautiful when I went there the first time.

Another time five months ago?

For reference
Five months ago is a time adverb here
So no prepositions
It's the same as yesterday
another time yesterday

Another time some months ago

No, it's just a phrase. It can be used as an adverbial of a sentence

The difference between in another time and at another time We can chat at {in} another time

At another time, it seems that there is no in other time

Which syntax is correct: five times, five time and five time? Which one means the fifth time Come the first five times / five time / five time surge Good answer. Additional points

The other two meanings are different, but the grammar is correct

The field research will take Joan and Paul about five months; it will be a long time _____ we meet A.after B.before C.since D.when Why?

Answer: B
Research in this field will take Joan and Paul five months. It will be a long time before we meet
Analysis: how long will it take to express it will be + time period + before
Analysis of English teachers to ensure quality

I want to guard you life time You are my only

I want to guard you all my life. You are my only one

do you always play games?i want to ask you a question?can we only use the net three times to catc

Do you often play games? Can I ask you a question? Can we just use this net three times to catch