While Mary ___ a letter, the children were playing outside.
| A．wrote | B．writes | C．is writing | D．was writing |
相关试题
This is my father. ______ is a farmer in the north of China.
| A．He | B．Him | C．His | D．He’s |
Although I am not good enough at my subjects, I want to be ______ university student in the future.
| A．/ | B．an | C．the | D．a |
Which of the following underlined parts is different in pronunciation from others?
| A．The host usually speaks first at a meeting. |
| B．Please pay attention to the missing part. |
| C．The old are free to take a bus when it is not the rushing hour. |
| D．Oh, how windy! Close the window, please. |
粤公网安备 44130202000953号