Question

【题目】They have science_________Monday.

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

Answer 1

【答案】C

【解析】解析：句意：他们在星期一有科学课。A. at在；B. in在…里面； C. on在…上面；D. for为了。on+星期，为固定搭配。故答案选C。