please contact him at once,
please tell him __(去开会)at once.
Whenever you see him,please have him _____ me at once.
when father _ back,please tell him to call me at once.A.wll
Please ( ) him at 010-68816881
Please feel free to contact me at your earliest convenience.
With immediate effect,please contact me at this number:
Don't speak at once!________,please.
when I invited him,he a___ to home at once
Tom asks us to stop_____and we stop______to him at once.
The doctor have to operate ______ him at once.
I can not contact with him at last!That would be fine!I don'
把 Please tell me at once.改成一般疑问句