1.This math problem is more difficult than that one.This math problem ___ ___ ___ ____ that one.

问题描述:

1.This math problem is more difficult than that one.This math problem ___ ___ ___ ____ that one.
1.This math problem is more difficult than that one.
This math problem ___ ___ ___ ____ that one.
2.Mary is taller than the other girls in our class .
Mary is taller than ___ ___ ___ in our class.

This math problem isn't as easy as that one.
Mary is taller than any other girl/girls in our class.