At the well-known research institute at Princeton, they have a number of laboratories with computers _________ each room．
A．equipping with B．equipped C．equipped with D．equipping
Many provinces in China were attacked by such terrible snowstorms this early winter ______ few people had experienced before, ______ made us worry about global climate changes．
A．that; that B．as; which C．which; it D．when; as
Of the two,I would prefer camera,which is very easy for me to carry．
A．a small B．a smaller C．the small D．the smaller
Without proper lessons, you could _____ a lot of bad habits when playing the piano．
A．put up B．draw up C．pick up D．grow up
---Will you tell the secret to Tom?
---No way! ________ I’m asked to．
A．Unless B．When C．Until D．Even though
Little as he is, Tom, like his parents, ______ others who are in need．
A．are always helping B．has always helped
C．is always helping D．have always helped
