I wonder ______ you were doing last night.
The police are offering a big ___________ for information about the robbery.
— I can’t remember those grammar rules!—____________. Practice more.
Susan made _____clear to me that she wished to make a new life for herself.
Ladies and gentlemen,please return to your seat and fasten your safety belt. Our plane_________.
—What's your first impression _______ our English teacher?—She's patient but strict _______ us.