题目

阅读理解 In Singapore, many middle school students spend a lot of their time on their studies. Good education is often regarded as a ticket to success in their future. So many of these students try their best to get good marks in their examinations. They have a lot of homework every day and exams are a big headache. Sometimes some of them are even made to go to remedial(补习的)classes after school. Schools run programmes outside school hours. The students can take part in sports and games, music and dance, hiking and rock-climbing, etc. They are also very active in community s下列属于不完全变态和完全变态的昆虫依次是 [     ]A．蜘蛛和菜粉蝶B．蝗虫和蜈蚣C．蝗虫和蜜蜂D．家蚕和蟑螂