------ Bob failed in the exam again . ------ He _____ it ; he never worked hard .
--Why did she spend so much time searching shop after shop only for a blouse? --Oh, she was very __________ about her clothes.
This book is said to be a special one, which __________ many events not found in other history books.
You shouldn’t keep silent when __________.
They talked for about an hour of things and persons ______ they remembered in the school.
______me, he walked up to me, smiling.