--- Is John doing his homework now?
--- He should, but he _______ not. He likes playing computer games.
A. must B. could C. need D. may
-- Can you persuade your brother to go with us?
--- No, he will never do ______ he is asked to.
A. whatever B whenever C. however D. whichever
The crowd stepped aside to make ________ way for the athlete who was good at playing _______ table tennis.
A. a; the B. the; the C. / ; / D. / ; the
Over the years the European Union has made great efforts to _______ the safety of food and protect the health of its people.
A. discover B. ensure C. revise D. react
________ the great man, people built a memorial.
A. In search of B. In aid of C. In honour of D. In advance of
Eating too much fat can _________ heart disease and cause high blood pressure.
A. result from B. contribute to C. attend to D. devote to