问题
选择题
---John, my computer doesn’t work. --- Why not ask Mr. Liu __________ it?
A. checking B. to check C. to buy
答案
答案：B
ask sb to do sth 为固定词组用法，再根据意思，故选B
搜题请搜索小程序“爱下问搜题”
---John, my computer doesn’t work. --- Why not ask Mr. Liu __________ it?
A. checking B. to check C. to buy
答案：B
ask sb to do sth 为固定词组用法，再根据意思，故选B