—The little dog saved his owner in the fire. —Oh, ____________it was!
A. How brave dog B. What brave dog
C. How a brave dog D. What a brave dog
—What a beautiful city Quzhou is!
—Yes. Quzhou ________ a lot in the last few years.
A. is changingB. has changed
C. changing D. changed
The USA is a big country _______at any time.
A. to visit it B. to visit
C. visiting D. for visiting
—The Hang-chang high-speed railway（高铁） ____ in 2015.
—Really? That’s news to me.
A. is built B. builds
C. will build D. will be built
—May I smoke here，please?
—I am afraid you ．This is a non-smoking area．
A．can B．can’t C．may D．may not
. The moonlight goes _____ the window and makes the room bright.
A. across B. through C. over D. in
