【题目】She stared at the painting, wondering where she ________ it.

【题目】I can’t stay out overnight without my parents’ _______.

【题目】Ever since their quarrel, there has been an unpleasant in the office.

【题目】The cigarette end thrown away by a careless woodcutter _______ the big forest fire.

【题目】________ their hats into the air, the fans of the winning team let out loud shouts of victory.

【题目】Before leaving the country, you must be　in of a valid passport.

【题目】Children's (好奇心) about everything plays an important part in their study.

【题目】Owen wouldn’t eat anything ________ he cooked it himself.

【题目】I need to pay off all my d before I leave the country.

【题目】He thought he would b from going to school.