单选题 If you are not sure which exercise schedule best suits your personal needs, please ______ our detailed guidebook, or speak to one of our specialists.

【正确答案】 B
【答案解析】宾语是our detailed guidebook，因此横线处应填入具有“参照，参考”词义的动词。答案是(B)consult。(A)refer需与介词to连用，才符合题意。