Look ! There are so many mistakes in your composition . You ____ have paid attention to it.
A. may B. must C. can D. should
At the conference , political leaders from many countries promised to work together to defend the world ________ terrorism and other threats.
A. for B. without
C. against D. beyond
______ these new treatments , people with high blood pressure can live a long and active life .
A. According to B. Thanks to
C. As for D. Instead of
__ Sally , our monitor , was late for class this morning .
__ _________ ? As far as I know , she never came late for class.
A. How come B. what for
C. So what D. Why not
The questionnaire takes _________ ten to fifteen minutes to complete and can be used along with the assessment interview.
A.. mainly B. exactly
C. approximately D. precisely
Before our study we did not have data that could tell us __ those changes were small or large .
A. that B. how C. when D. whether
