Grammatical Errors

I request you to Please evaluate my answers for below.

1. Don't worry. I ________ the work by the time you get back.
(A) will have finished
(B) have finished
(C) will be finished
(D) would have finished
My Answer is : (C)

2. Identify the Error :
I don't remember to see her at the party. Are you positive that
she came?
(A) remember
(B) to see
(C) that
(D) she came
My Answer is : (C)

3. A: I'm open for criticism from you regarding the new company policy.
B: __________, I would have to back you up all the way.
(A) After you just pulled
(B) Look at behind you
(C) In terms of efficiency
(D) The chip are up so
My answer is : (D)
4. Identify the Error:
In 1960, the Director thought we must
A B
all be retiring by the year 2000.
C D
(A) thought
(B) must
(C) retiring
(D) by
My answer is : (C)

5. Identify the Error:
The marketing strategy what was used for so long
A B
was finally rejected outright by the stockholders.
C D

(A) what
(B) for so long
(C) was
(D) outright
My answer is : (A)

6. Identify the Error:
She wishes that she has more time
A B C
to study computer programming.
D
(A) wishes
(B) that
(C) has
(D) to study
My answer is : (C)

7. A: Can't you see that my client is in the clear on your illegitimate charges?
B: The account withdrawals are valid; ________, embezzlement is illicit.
(A) furthermore
(B) additionally
(C) in retrospect
(D) notwithstanding
My answer is : (A)