题目

I want to send Mary a card. She may ________ it in a few days ________ post. A. receive; for B. receives; with C. receive; by D. receives; to 答案：【答案】C【解析】试题句意：我想寄给玛丽有一张卡片，通过邮政她可以在几天后收到。情态动词后加动词原形。通过……，用by.故选C。—Why didn’t David ________his friend’s invitation to the picnic?—Because he had to prepare for the exam.A. acceptB. receiveC. refuseD. get