At the conference, Premier Li Keqiang urged all the government departments ______ effective measures to improve work efficiency.
Is this factory _____ you visited the other day?
Who would you rather _____ the report instead of you?
Madame Curie, for _____ life had once been very hard, was successful later.
“Good morning. Can I help you?” “I’d like to have this package _______.”
Tony was very unhappy for _______ to the party.