. _____worried me the way he keeps changing his mind.A. this B. that C. it D what
--- Do you mind if I keep pets in this building? --- ________________
This book is said to be the special one, Which ______ many events that cannot be found in other history books.
It’s no use _______ him ______ doing that.
Mary has been lucky to find a job she loves and, _________, she gets a high salary for it.
we decided to spend the night at the foot of the mountain.