Tom ate more food ___was good for his health.为什么要填than?句子没有问题的~是定语从句还是比较状语从句？用than的话，从句不是就没有主语了吗？

Tom ate more food ___was good for his health.A.that B.as C.than D.which __ __ __Shanghai ,they ate a lot of delicious food. Tom ate more food than(the amount of food which) was good for his health.括号中的主语为什么可以省略 英语翻译填空：He wants to __ __ more food. Tom ate more food ___was good for his health.为什么要填than?句子没有问题的~是定语从句还是比较状语从句？用than的话，从句不是就没有主语了吗？ 帮填The food there was more delicious ( ) in China,and I ate a lot. Tom ,you are overweight ,and you 'd better( ) less junk food.a.eat b.eating c.to eat d.ate western , some ,we, ate , food Do you need some more food?同义句 Are you__ __ __somemore food? He ate more food ________ is good for his health.这里除了用that ,能不能用which? Tom eats _______healthy food every day.A.more B.much C.many D.lot of We ate lots of delicious food. I ate good food there.一般疑问句 I ate good food.(改为一般疑问句) That factory needs two more workers to do the work.同义句He ate up all the food on the plant.同上 翻译：They ate more than Bob did More people,less food At last they ate some food and h______some drink.THANK