----Why didn’t you come to meet me, Bill?----Sorry, dear. But I really forgot where I was _____ to meet you.
—Perhaps John's not in.—______.Look,the light's on.
For the Turner sisters and their classmates,taking a parttime job might ______ their time for study.
The woman teacher hurriedly left the classroom as though ______.
—Please call me at 7:00 tomorrow morning.I'm kind of forgetful.—Don't worry about that.You'll surely be ______.
Lab workers must wear protective ______.