问题补充:
It is said that dogs will keep you for as long as you want when you are feeling lonely.
A. security
B. friend
C. company
D. house
答案:
A. security
B. friend
(答案→)C. company
D. house
解析:词义辨析。A.安全,保证 B. 朋友C. 陪伴,伙伴 D. 房子。句意:据说当你感到孤独时,只要你想狗就能够陪伴你。故选C。