问题
选择题
One of my friends asked me to help him with his lessons this weekend, and thus __ my plan.
A．ruined
B．ruining
C．to ruin
D．ruins
答案
答案：A
本题考查动词形式。此题中and是并列连词，连接两个那个列成分asked和ruined，两动词形式和时态应保持一致。
搜题请搜索小程序“爱下问搜题”