House prices keep rising these days. A flat in our city costs ____ now as in 1990.
A. as three times much B. as much three times
C. much as three times D. three times as much
Make sure that the machine is kept where it is not ____ to children.
A. possible B. common C. accessible D. Useful
Mary is the only one of the students in our class who ____ to the Great Wall so far.
A. is B. has been C. are D. had been
Two years ago, the 9-year-old girl set up ___ organization named Angel to help ____ homeless.
A.
the; B.
; the C.
an; a D.
an; the
_______ important advice father gave us the other day!
|
A．What |
B．What an |
C．How a |
D．How an |
We don’t allow _______in the office．But you are allowed _____ in the rest room．
|
A．smoking; smoking |
B．to smoke; to smoke |
|
C．smoking; to smoke |
D．to smoke; smoking |
