Explanation

Since: point of time

For: period of time

She lived here for ten days.
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Explanation

Explanation

"As far as I know, she is sick" is correct and commonly used. It means that based on the information you have, you believe she is sick.

"In my opinion, she is sick" is also correct. It expresses your personal belief or judgment.

So, the correct and more natural options are:

B) As far as I know, she is sick.

C) In my opinion, she is sick.

Explanation

"Has taught" is present perfect tense.

It is used for actions that started in the past and continue to the present.

The phrase "since 23rd July 2007" indicates the starting point of a continuous action up to now.

Explanation

Explanation

 "Don't flinch from the facts."

"Flinch from" is a common phrase meaning to hesitate or recoil from something, usually because it is unpleasant or difficult.

Explanation

Nervous means گھبراہٹ

"Felt nervous" is the correct phrase for experiencing anxiety or unease before performing.

Example: She felt nervous when she went on stage.

جب وہ اسٹیج پر گئی تو اسے گھبراہٹ محسوس ہوئی۔

Explanation

Explanation

"Have had" is the correct present perfect tense to show ownership continuing from the past to the present.

"Have been" requires a verb ending in -ing, which is not present here.

Explanation

This structure describes how you travel somewhere.

by + train, car, boat, plane, taxi, bus, coach