The teacher praised me for ________ progress I'd made, which was ________ great encouragement to me.
. —I can’t find Mr. Smith. Where did you last see him this morning? —It was in the hotel _______ he stayed.
. You can choose ________ book you like among these on the table.
. My parents used ________they had to get a new car for my brother.
. There is no chance _________ I will recover from my illness for the exam.
. The city, which _________ by beautiful scenery, is where I was born.