A:A→B段,石油供过于求
B:A→B段,石油严重短缺
C:B→C段,石油需求没有增加
D:C→D段,石油供不应求
《卜算子•咏梅》“待到山花烂漫时,她在丛中笑”这句词讲的是____。
A. carrots B. milk C. sandwich D. beef E. delicious
Hi, I' m Mary. My favourite food is a ____. It's ____.I don't like____but chicken is OK. My favourite vegetables are ____.I like ____very much.