—Where is the teacher’s desk, Kangkang?—Oh, it’s _____ the classroom.A. in the front of B. in the front C. in front of
—John isn’t happy today. Let’s go and ____. —Good idea.
On my way ____ home, I lost a ticket ____ Titanic.
My parents are always strict ____ me.
Li Lei isn’t ____ Liu Ming.
—We’ll go hiking if it ____ rain tomorrow. —That would be fine.