W_____ the help of the experienced teacher, Lucy has made great progress in her studies
My dream is that all of us can live   __________ __________(和平地).
Many rare animals are __________ __________，such as pandas and antelope.
__________ __________（最重要的是），you should work hard.
When he saw her funny behavior, he __________ __________ __________(突然笑起来)
He __________great importance __________(认为……有重要性) learning English.