---Some students say he is lazy in English study. --- So he is! He doesn’t know how to use English words correctly, _______ in the dictionary.
I_______________ that all windows are shut. I did it.
This kind of cloth_______________well and_______________long.
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.