A. existence B. socks C. convoy D. finish A. primary B. easygoing C. enter D. chew A. embarrassed B. fat C. knock D. eastward A. housework B. young C. natural D. either A. cry B. ply C. derrick D. signal A. in ruins B. rely C. terrestrial D. soon A. Spring Festival B. hay C. gold D. mailbox A. Norwegian B. syndrome C. once upon a time D. tree A. zebra B. in total C. extravagant D. piece A. change B. hungry C. arrest D. emerge