Ⅲ．选择正确的单词或短语，并用其适当形式填空，使句意完整
as usual; sit down; behind the tree; leave; listen carefully; hear the whisper; search; say to oneself; pick up; late
【小题1】“Where is my mother?” he ________________.
【小题2】We ________ under a big tree and talked.
【小题3】They ________________  the money and gave it to the police.
【小题4】________________, Our English teacher came into the classroom with a smile.
【小题5】Yesterday, I saw a strange bird ______________________.
【小题6】The thief (小偷) _______________ quickly when he saw a dog.
【小题7】We should ________________ in class.
【小题8】The dog ________________ everywhere but found nothing.
【小题9】__________________ that day, she really met her penfriend.
【小题10】Millie and Amy were very afraid because they ________________ again.