---How old is Esther Greenbaum?
---Don't ask her how old she is—she's really ______ about it.
A. particular B. cautious C. sensitive D. anxious
Though ______small talk, Roy managed to have lively conversation with strangers.
A. lacked B. lacking of C. lacking D. lacked in
I was blessed with a happy childhood, ____most people would want to have.
A. one that B. what C. which one D. when
Any information one wants to know about Liaoning Province Shiyan High School North School, just call 024-89293117. It ___ be simpler.
A. mustn't B. won't C. needn't D. can't
---Is Peter there?
--- , please. I'll see if I can find him for you.
A. Hold up B. Hold on C. Hold out D. Hold off
By the time he _____ back last night, we had got 200 pictures of the Chang'e-3 lunar probe.
A. came B. had come C. was coming D. would come
