There are usually at least two _____ of looking.
The girl being a child of _______ intelligence, expecting too much of her would make her nervous.
---We haven’t been to Hangzhou for ages. ---No, I don’t remember how many years ago _______ I last visited it.
A good plan must be _______, so that it can adapt to some necessary changes.
In a Han Dynasty tomb, they found some precious jars and vases, _______ are valuable.
I cannot _______ that all of the students will enjoy your classes. After all, students’ tastes vary.