Could you please evaluate the below questions on Grammar.

1) Sorry I missed our scheduled time to meet this morning, Doris. I couldn't meet with you because I ______bring Jasmine up to speed on last week's developments in production.

(A) must
(B) have to
(C) needed to
(D) had got to
Ans) D
2) ____ the economic conditions in Asia seem to be improving, we have decided to boost our market presence there.

(A) Due to
(B) Because
(C) Now
(D) Because of
Ans ) B

3) Jean: What do you think of this song for the radio advertisement?
Belinda: Well, it's catchy, but it just doesn't ___ right for our product.

(A) sound that
(B) sound like
(C) sound
(D) sounds
Ans) C

4) If Chemics International ____ financial problems, they wouldn't be thinking about downsizing.

(A) hadn't
(B) didn't have
(C) doesn't have
(D) will not have
Ans) B

5) According to this quarter's report, there was ___ increase in operating and transportation costs. In fact, transportation costs rose only two percent. That's good news for a change!

(A) a considerable amount of
(B) a number of
(C) hardly any
(D) a great deal of
Ans) C

6) Jim: Another secretary quit! Are we losing people because of the pay?
Mary: Definitely! If we _______ more, we _______ losing secretary after secretary.

(A) paid|will not keep
(B) are paying|will not keep
(C) paid|wouldn't keep
(D) pay|wouldn't keep
Ans) C

7) Carmen: Marcus, when do you think you'll have time to talk with me about the new children's product line?
Marcus: I ________ we could meet and talk over lunch. Does that sound good?

(A) am think
(B) was wondering
(C) am wondering
(D) was thinking
Ans) D

Thanks,
Kanaka