单选题 ______get a better score, he has been making great efforts in his lessons.
【正确答案】 B
【答案解析】解析：句意：为了考高分，他一直努力学习。词义辨析题。so that和in order that后接从句，首先排除。so as to和in order to意为“为了……”，后都接动词原形，但 so as to一般不放在句首，而in order to可以放在句首，也可以放在句中。故选B。