问题
选择题
| The children ______ very happy when they heard the good news. |
A. is B. are C. was D. were |
答案
答案：D
搜题请搜索小程序“爱下问搜题”
| The children ______ very happy when they heard the good news. |
A. is B. are C. was D. were |
答案：D