问题
选择题
| —What _______ in the park last night? —I don't know. |
A. happens B. happened C. was happening D. happen |
答案
答案：B
搜题请搜索小程序“爱下问搜题”
| —What _______ in the park last night? —I don't know. |
A. happens B. happened C. was happening D. happen |
答案：B