My sister spends as much time as she can_______.
A. practicing to danceB. practice to dance
C. practice dancingD. practicing dancing
His sister's never been to the Summer Palace, _______?
A. is she B. has she C. hasn't she D. isn't he
How careless you are! You_______ more careful next time.
A. can be B. should be C. may be D. would be
The highway from Zunyi to Renhuai ________for about two years.
A. has opened B. has been open C. has been opened D. opened
It’s very_______ to talk_______ him.
A. pleasure, to B. pleased, with C. pleasant, with D. pleased, to
.I use my computer_______ information every week.
A. to search B. to finding C. to search for D. to look
