【单选题】
They have no idea at all ___.
③
which place has he gone
【单选题】
I have no idea _____ to make my speech interesting.
【单选题】
The children all have very different( ) .
【单选题】
The old couple, whose kids have all passed away, have to ( ) only with their small pensions.
【单选题】
All things ____, the planned trip will have to be called off.
【单选题】
You look _______. Did you have a rest all night?
【单选题】
With the rapid development of the economy, all ( ) of our life have changed.
【单选题】
All people, [] they are old or young, have been trying their best to help those in need.
【单选题】
I’ m going to do all I can to____ the unpleasant impression
you have of me.
【单选题】
The millions of calculations involved, ____ by hand,
would have lost all practical value by the time they
were finished.