What’s this English? It’s eraser.A.in, an B.for, a C.in, a
Bad habits will get _____ the way of your life.
You must concentrate _____ your study not on your clothes.
There are so many beautiful clothes in the store. I really don’t know _____.
We all know the _____ of learning English well.
The room must _____ up right now. It’s too dirty.