Between the two parts of the concert is an interval,__________ the audience can buyice-cream [ ]

She pretended _____ me when I passed by.

don’t understand how you should spend so much money in only one month. Please ________ each sum of the money you spent to me.[ ]

She wants to study English and she’s goingto study economics________.

So you didn’t say hello to her last night?-Well，I stopped and smiled when I saw her，but she________me and walked on.[ ]