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1. Could you help me tackle this problem? - deal

I'd be grateful if you could me to deal with this problem.

2.I regret that my education has left me so ill-equipped for real life. prepared

If my education had prepared me I wouldn't have been ill-equipped for real life.

3.She never passed any exams,as far as I know. - knowledge

To the best of my knowledge she has no proper qualifications.

4.He'd better abandon all hope of promoption. - thoughts

He should put his thoughts to be promoted out of his mind. Not sure

5.What is the point of all this research? aid

What is all this research in aid of ?

6.The scriptwriter said that she'd invented the whole plot herself. - thought

The scriptwriter said that she'd thought up the whole plot without help

7. None of us expected to have a test yesterday - blue

Yesterday's test was out of the blue for us all

8.It's difficult for some people to express their feelings. - words

Putting words across is difficult for some people.
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MaXmOuSe
1. Could you help me tackle this problem? - deal

I'd be grateful if you could help me (to) deal with this problem.

2.I regret that my education has left me so ill-equipped for real life. prepared

If my education had prepared me I wouldn't have been ill-equipped for real life.shouldn't "prepared" replace equipped"?

3.She never passed any exams,as far as I know. - knowledge

To the best of my knowledge she has no proper qualifications.

4.He'd better abandon all hope of promoption. - thoughts

He should put his thoughts to be promoted out of his mind. Not sure give up any thoughts?

5.What is the point of all this research? aid

What is all this research in aid of ? ?

6.The scriptwriter said that she'd invented the whole plot herself. - thought

The scriptwriter said that she'd thought up the whole plot without help

7. None of us expected to have a test yesterday - blue

Yesterday's test was out of the blue for us all Came?

8.It's difficult for some people to express their feelings. - words

Putting words across is difficult for some people.put their feelings into words

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My try is like below:

1. I'd be grateful if you could help me to deal with this problem.
2. If I had had better education, I would have been prepared for real life.
3. To my knowledge, she has no proper qualifications.
4. He should put any thoughts of being promoted out of his mind.
5. What's all this research in aid of ?
6. The scriptwriter said that she'd thought up the whole plot without help.
7. Yesterday's test came out of the blue for us all
8. Putting feelings into words is difficult for some people.

paco