plenty of time/ample time/as if with some purpose/deliberately/

[vil]

Dear teachers,

Would you be kind enough to share with me your opinion concerning the plausibility of the following sentences?

He is bound by his promise.
He has committed himself by giving such a pledge.
We have plenty of time to do the work in.
We have ample time to do the work in.
Slowly, as if with some purpose, he came up to the man.
Deliberately he came up to the man.
To crown it all, Mark Twain was convicted of wholesale bribery.
On top of it, Mark Twain was convicted of wholesale bribery.
It is necessary to find out how matter really stand.
It is necessary clear the matter up.
The task was too difficult. He felt he could not cope with it.
The task was too difficult. He felt he was not equal to it.
He got the upper hand over his opponents in the discussion.
He got the better of his opponents in the discussion.

Thank you for your efforts.

Regards,

V.

[sarat_106]

Dear teachers,

Would you be kind enough to share with me your opinion concerning the plausibility of the following sentences?

He is bound by his promise.
He has committed himself by giving such a pledge.
We have plenty of time to do the work in.
We have ample time to do the work in.
Slowly, as if with some purpose, he came up to the man.
Deliberately he came up to the man.
To crown it all, Mark Twain was convicted of wholesale bribery.
On top of it, Mark Twain was convicted of wholesale bribery.
It is necessary to find out how matter really stand.
It is necessary clear the matter up.
The task was too difficult. He felt he could not cope with it.
The task was too difficult. He felt he was not equal to it.
He got the upper hand over his opponents in the discussion.
He got the better of his opponents in the discussion.

Thank you for your efforts.

Regards,

V.

Equality of a preson with a difficult task seems unnatural. A person can be equated only with another person in terms of money power and many other factors including education, compatibility and status. Barring this one, all others look fine to me