Susan, _____ university student from Europe, teaches me _____ art in her spare time.
—Would you rather come on Friday or Saturday? — _____.
—Did you look up the time of trains to Shanghai? —Yes, the earliest train is _____to leave at 5:30 am.
She stepped into the bedroom quietly _____she might wake up her roommates.
Many people have been ill from a strange disease these days, _____ we’ve never heard of before.
—He _____ to the meeting. Have you informed him of it? —Sorry. I _____ to.