We should do more such exercises in the future, I think, _____ those we did yesterday.
Jumping out of_______________airplane at ten thousand feet is quite _______________ exciting experience.
. Some birds fly_______________in winter and some stay in the north.
The book,_______________as a surprise for his sister was lost in the mail.
Between the two roads_________ a TV tower called“Skyscraper Tower”.
________________ surprised us very much that Tom should have left without a word.