Question

【题目】I will ________ more effort in my studies this term.

A. put up B. put on C. put down D. put in

Answer 1

【答案】D

【解析】句意：这学期我将更加努力地学习。A. put up张贴，举起；B. put on穿上，增加，上演 ；C. put down放下，镇压；D. put in在…上花费put in more effort是“更加努力”的意思。结合句意可知，答案为D。