David nodded an as he entered the room. (acknowledge)
acknowledgement
举一反三
- He had ___ entered the room _____ the phone rang .
- When I entered the room, he pretended (read) ______ a book.
- Correct the errors: No sooner he had entered the room than the telephone rang.
- Mr. Johnson began to work the ______ he entered the room. A: place B: way C: moment
- It was very dark. So he _______ the lights as soon as he entered the room. A: turned on B: turned off C: turns on D: turns off
内容
- 0
In the middle of the night, he quietly entered the room of the weaver’s daughter. A: simple B: compound C: complex D: compound-complex
- 1
The senior citizen wants a quiet room for one night because he just couldn’t stand ___ in a noisy room.
- 2
She ________ from her book as I entered the room.
- 3
When I entered the room, the problem .
- 4
中国大学MOOC: Nobody noticed him entered the room.