Explanation

All four words—too, very, so, and also—have different meanings, and not all of them fit naturally in the sentence.

If you are just describing weakness, "very weak" is best.

If you mean "too weak to do something," then "too weak" is better.

If you want to emphasize the degree of weakness leading to a result, "so weak" works.

Explanation

"Many historic decisions were taken at the meeting."

Explanation

Break in =>  ناجائز طور پر داخل ہونا

Break in => to enter

Burglars => نقب زن

The burglar broke in shortly. 

Explanation

Here, notice of is the right usage. take notice of: paying attention to somebody / something

Explanation

Awareness is right answer 

Explanation

Hyder knew the conditions in England like the back of his hand.

The phrase "like the back of his hand" means Hyder was very familiar with the conditions in England.

As one knows the back of their own hand well.

Explanation

"It was placed where we had never been."

"یہ رکھا گیا تھا جہاں ہم کبھی نہیں گئے تھے۔"

we use the past perfect tense "had never been" to describe a situation in the past.

The phrase "where we had never been" indicates that the placement of "it" 

Explanation

To is a preposition here.

To is generally used to address someone (national heroes)

We should pay maximum accolade to our national heroes.

ہمیں اپنے قومی ہیروز کو زیادہ سے زیادہ خراج تحسین پیش کرنا چاہیے۔

Explanation

The will did not require of witnesses since it was Attestation Holographic

وصیت میں گواہوں کی ضرورت نہیں تھی کیونکہ یہ اٹیسٹیشن ہولوگرافک تھی۔

Explanation

We generally use by for means of transport.

By is a preposition here.

Amina went by bicycle to meet Saira means آمنہ سائیکل پر سائرہ سے ملنے گئی