The correct sentence is:

Jute as well as cotton has fallen in price.
Explanation:
When two subjects are joined by "as well as", the verb agrees with the first subject (here, "jute").

"Jute" is singular, so the correct verb form is "has fallen" (present perfect tense).

The correct sentence is: If I were you, I would not support the idea.

Explanation:
"If I were you" is a subjunctive expression used for imaginary or hypothetical situations.

The correct verb form to follow is "would not support", expressing what one would do in that unreal situation.

The correct sentence is: Gold and silver have I none.

Explanation:
The subject "Gold and silver" is plural, so the verb "have" is correct.

The sentence uses an inverted structure for emphasis or poetic style (common in older or literary English), but the subject-verb agreement remains plural.

up and doing = You should be up and doing 

Under the thumb (কারো কর্তৃত্বাধীন)= He was still under his father's thumb.

Twenty years ago, I was leaving in Paris (Make it compound).

= It was twenty years ago and I was living in Paris.

Turn down (অগ্রাহ্য করা) She turned down my proposal.

True = সত্য

Here is the English translation of the passage:

Bangladesh was not independent before. Others used to rule this country and exploit its people. Therefore, the Liberation War took place in 1971. In this war, nearly three million brave sons sacrificed their lives. We remember them with respect.

Bangladesh was not independent before. Others administered the country and exploited its propaganda. So it happened in 1971. About three million brave children died in this war. We celebrate them with respect.

The English translation of is:
"All kinds of smoke pollute the air."

The English translation is:
"Trouble never comes alone."

The English translation of is:
"The clock has three hands."

The English translation of is:
"If only I had wings like a bird!"

The English translation is:
"I am not hungry."