. We all __________ Yang Li Wei, who is the first Chinese astronaut to take a journey to space.
A. look down upon B. look up to C. add up to D. put up with
Nature has provided Shangri-la with endless natural treasures, _________the land a happy home for the local people.
A. to make B. making C. made D. having made
. When they came to the center of the forest, the visitors found themselves ____ ___ by wildlife.
A. surrounding B. surrounded C. to surround D. surround
. Allow children the space to voice their opinions, _______ they are different from your own.
A. unless B. until C. even if D. as if
My brother, ________ is in the army now, used to be an artist.
A. who B. that C. whom D. which
________ matters most in learning English is enough practice.
A. What B. It C. That D. As
