______ what you’re doing today important, because you’re trading a day of your life
for it
A. Make B. To make
C. Making D. Made
（2014·湖南）Children, when_________ by their parents, are allowed to enter the stadium.
A. to be accompanied B. to accompany
C. accompanying D. accompanied
（题文）（2014·福建） no modern telecommunications, we would have to wait for weeks to get news from around the world.
A. Were there B. Had there been
C. If there are D. If there have been
Students should involve themselves in community activities they can gain experience for growth.
A. who B. when C. which D. where
—Haven't seen you for ages! Where have you been?
—I went to Ningxia and there for one year, teaching as a volunteer.
A. stayed B. stay C. had stayed D. am staying
ourselves from the physical and mental tensions, we each need deep thought and inner quietness.
A. Having freed B. Freed
C. To free D. Freeing
