18.Had you informed me of the problem, I ______ assistance.
(A) would has provided (B) would had provided
(C) would have been provided (D) would have provided
24.A: I have a job interview tomorrow. I hope it goes well. B: Don’t worry, ______ for good luck! (A) call on ourselves (B) kick the bucket (C) cross our fingers (D) knock on the door