I ______ in No.46 Junior High School for four years. Now I have been a student of Tieren Senior High School for three months. A have studied B had studied C was studying D studied
I haven't got a single ______from Aunt Mary since I last saw her.
The rescue team ______to help but failed to get there in time.
--Will you two go to the show tomorrow? ---No. We're going to a lecture, or at least I'm planning ____.
I'd love ___ to your party last Sunday if not because of the unexpected guests.
____ the temperature falling so rapidly, we couldn't go on with the experience.