Please do me a favor—________ my friend Mr.Smith to Youth Theater at 7：30 tonight.
A．to invite B．inviting C．invite D．invited
________ it with me should be a good choice.Trust me!
A．When left B．Leave
C．If you leave D．Leaving
(2013·四川，8)________which university to attend，the girl asked her teacher for advice.
A．Not knowing B．Knowing not
C．Not known D．Known not
(2013·陕西，14)The witnesses ________ by the police just now gave very different descriptions of the fight.
A．questioned B．being questioned
C．to be questioned D．having questioned
(2013·陕西，13)Let those in need ________ that we will go all out to help them.
A．to understand B．understand
C．understanding D．understood
(2013·辽宁，28)Laura was away in Paris for over a week.When she got home，there was a pile of mail________for her.
A．waited B．to wait C．waiting D．was waiting
