问题

ir efforts to persuade us to buy thatproduct, shopkeepers have made a close study of human nature and have_______all our little weaknesses

A:can
B:must
C:will
D:shall

正确答案是：

同类题型

Which of these shirts do you like best— I’ll take ___________ . They are all expensive and out of fashion.

The concert which _________ almost two hours yesterday was a big success.

下列各句中，没有语病的一句是

_________a stone tower near the old pine tree

Mother went shopping; _____, I cleaned the house [ ]