With some technical problems to be solved, it may be a while _______ the system is put into use

Lucy _______ a student last year, but now she _______ a teacher.

Please send us all the information _________ you have about the candidate for the position

Your father is playing the piano very well, he

(2012·江西高考)We ________ have bought so much food now that Suzie won’t be with us for dinner.