—It’s reported that the new underground line has been completed．
—Yes but it hasn’t been made clear it’s to be opened to traffic．
A．that B．who C．what D．when
all kinds of difficulties，the workers have made rapid progress in the construction of
the World Expo 2010 Shanghai．
A．With B．For C．Under D．Beyond
Too high house prices can be brought under control， ___the authorities introduce a series
of regulatory policies．
A．even if B．as if C．so that D．provided that
Low-carbon lifestyle is of great benefit to improve the world environment． can be
enjoyed from it until you have a deep understanding of it，however．
A．Something B．Nothing C．Few D．Much
— You may find the key to the maths problem on page 107.
— Ah, it’s so simple. I wonder why I ______ of that.
A. hadn’t thought B. haven’t thought
C. didn’t think D. wasn’t thinking
For professional athletes, ________ to the Olympics means that they have a chance to enter the history books.
A. access B. attachment C. appeal D. approach
