Directions:  Beneath each of the following sentences there are four choices marked A, B. C and D. Choose the one answer that best completes the sentence.

25. Earlier than the scientists had expected, it snowed ________ the night of November 10^th this year.

A. at                            B. in                                   C. on                           D. for

26. Of the most popular campus singers in their school this year, ________ came from Senior Three.

A. none                        B. no one                            C. nothing                    D. both