---Cathy seems to be very happy. ---Surely she is. Having passed all the tests, she felt a great weight off her mind.
The bell______ the end o f the period rang and we had to stop our discussion.
The question is ______can be put into practice.
The announcement ______all flight were cancelled because of bad weather greatly distressed the waiting passengers.
I haven’t decided _____ hotel to stay at.
. Evidence came up _____ specific speech sounds are recognized by babies as young as six months old.