同义句转换：there are sixteen boys and fourteen girls in my class
we ___ ___ students in my class
还有翻译句子：
1、今晚你做作业要花多少时间？_____ _____ ______ ______ it _____ you to do your homework tonight?
2、每当想起我小狗的死，我就很伤心。When I _____ _____my dog's death,I ____ very ____.
同义句转换：What do you think of the opera?
____ do you _________ the opera?
Shall we climb the hill tomorrow?
_____ _____ climbing the hill tomorrow?