The new bridge is ______ the one built last year.
A．three times width of B．three times that of
C．three times the width D．three times the width of
You can’t imagine this lake used to be a beautiful place in our province .
A．at any time B．at one time C．in no time D．at times
With a lot of problems _______, the principal decided to hold a meeting to have a discussion about them
A．to solve B．being solved C．solving D．solved
He made up his mind to devote his life _____ pollution ______happily．
A．to prevent; to live B．to prevent; from living
C．to preventing; to live D．to preventing; from living
—What did your parents think about your decision?
—They always let me do _____ I think I should.
A．when B．that C．how D．what
Tricks are often ______those who don’t look clever or smart
A．laughed at B．greeted C．played on D．made to
