554 The shop clerk tried to (
☐☐☐ computer.
①assert 2 gain 3 persuade
) me to buy a
4
talk
555 What ( ) you to change your mind?
①had 2 let ③ caused ④thought
556 The prize for the winner (3 ) people to
contest.
①obstructs 2 affects encourages
3 4 de
557 Bad weather (
) me to stay in London for