The stronger the is, the more quickly a person will learn a foreign language. That is to say, it is up to whether he has an interest in the foreign language.
We are so happy to see the problem _______ so quickly.
I like movies, and _____
At the foot of the mountain _______.
It was _____ he said ______ hurt me.
I like _____ in the autumn when the weather is clear and bright.